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    "rank": 1,
    "slug": "hastings",
    "city": "Hastings",
    "agglomeration": "Hastings/Bexhill",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 135000,
    "lat": 50.8557,
    "lng": 0.5801,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 2,
    "slug": "torbay",
    "city": "Torbay",
    "agglomeration": "Torbay",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 113000,
    "lat": 50.462,
    "lng": -3.5252,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 3,
    "slug": "grimsby",
    "city": "Grimsby",
    "agglomeration": "Grimsby/Cleethorpes",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 137000,
    "lat": 53.5654,
    "lng": -0.0755,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 4,
    "slug": "bedford",
    "city": "Bedford",
    "agglomeration": "Bedford/Kempston",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 107000,
    "lat": 52.1346,
    "lng": -0.4663,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 5,
    "slug": "southend-on-sea",
    "city": "Southend-on-Sea",
    "agglomeration": "Southend Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 294000,
    "lat": 51.5378,
    "lng": 0.7143,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 6,
    "slug": "london",
    "city": "London",
    "agglomeration": "Greater London Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 9878000,
    "lat": 51.5085,
    "lng": -0.1257,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 7,
    "slug": "norwich",
    "city": "Norwich",
    "agglomeration": "Norwich Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 209000,
    "lat": 52.6278,
    "lng": 1.2983,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 8,
    "slug": "thanet",
    "city": "Thanet",
    "agglomeration": "Thanet",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 130000,
    "lat": 51.3667,
    "lng": 1.4167,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road",
      "rail"
    ],
    "confidence": "high"
  },
  {
    "rank": 9,
    "slug": "bournemouth",
    "city": "Bournemouth",
    "agglomeration": "Bournemouth Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 432000,
    "lat": 50.7205,
    "lng": -1.8795,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 10,
    "slug": "cheltenham",
    "city": "Cheltenham",
    "agglomeration": "Cheltenham/Charlton Kings",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 116000,
    "lat": 51.9001,
    "lng": -2.0797,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 11,
    "slug": "eastbourne",
    "city": "Eastbourne",
    "agglomeration": "Eastbourne",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 119000,
    "lat": 50.7687,
    "lng": 0.2845,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 12,
    "slug": "brighton",
    "city": "Brighton",
    "agglomeration": "Brighton/Worthing/Littlehampton",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 518000,
    "lat": 50.8284,
    "lng": -0.1395,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 13,
    "slug": "oxford",
    "city": "Oxford",
    "agglomeration": "Oxford",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 166000,
    "lat": 51.7522,
    "lng": -1.256,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 14,
    "slug": "york",
    "city": "York",
    "agglomeration": "York",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 160000,
    "lat": 53.9576,
    "lng": -1.0827,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 15,
    "slug": "lincoln",
    "city": "Lincoln",
    "agglomeration": "Lincoln Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 111000,
    "lat": 53.2268,
    "lng": -0.5379,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 16,
    "slug": "blackpool",
    "city": "Blackpool",
    "agglomeration": "Blackpool Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 261000,
    "lat": 53.8167,
    "lng": -3.05,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 17,
    "slug": "derby",
    "city": "Derby",
    "agglomeration": "Derby Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 262000,
    "lat": 52.9228,
    "lng": -1.4766,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 18,
    "slug": "hull",
    "city": "Hull",
    "agglomeration": "Kingston upon Hull",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 310000,
    "lat": 53.7446,
    "lng": -0.3352,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 19,
    "slug": "southport-formby",
    "city": "Southport/Formby",
    "agglomeration": "Southport/Formby",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 115000,
    "lat": 53.6458,
    "lng": -3.0101,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 20,
    "slug": "cambridge",
    "city": "Cambridge",
    "agglomeration": "Cambridge Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 152000,
    "lat": 52.2,
    "lng": 0.1167,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 21,
    "slug": "chesterfield",
    "city": "Chesterfield",
    "agglomeration": "Chesterfield/Staveley",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 104000,
    "lat": 53.25,
    "lng": -1.4167,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 22,
    "slug": "colchester",
    "city": "Colchester",
    "agglomeration": "Colchester",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 121000,
    "lat": 51.8892,
    "lng": 0.9042,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 23,
    "slug": "ipswich",
    "city": "Ipswich",
    "agglomeration": "Ipswich Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 160000,
    "lat": 52.0592,
    "lng": 1.1555,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 24,
    "slug": "stoke-on-trent",
    "city": "Stoke-on-Trent",
    "agglomeration": "The Potteries",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 370000,
    "lat": 53.0042,
    "lng": -2.1854,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 25,
    "slug": "plymouth",
    "city": "Plymouth",
    "agglomeration": "Plymouth",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 266000,
    "lat": 50.3715,
    "lng": -4.143,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 26,
    "slug": "sunderland",
    "city": "Sunderland",
    "agglomeration": "Sunderland Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 179000,
    "lat": 54.9046,
    "lng": -1.3822,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "belfast",
    "city": "Belfast",
    "agglomeration": "Belfast",
    "nation": "Northern Ireland",
    "data_round": "Round 4 (2021 situation)",
    "population": 614094,
    "lat": 54.5968,
    "lng": -5.9254,
    "day_range": "55-75",
    "night_range": "50-70",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 27,
    "slug": "nuneaton",
    "city": "Nuneaton",
    "agglomeration": "Nuneaton Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 134000,
    "lat": 52.5232,
    "lng": -1.4652,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "rail",
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "edinburgh",
    "city": "Edinburgh",
    "agglomeration": "Edinburgh",
    "nation": "Scotland",
    "data_round": "Round 4 (2022 maps)",
    "population": 526750,
    "lat": 55.9521,
    "lng": -3.1965,
    "day_range": "55-75",
    "night_range": "55-70",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 28,
    "slug": "medway",
    "city": "Medway",
    "agglomeration": "The Medway Towns Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 250000,
    "lat": 51.3789,
    "lng": 0.5279,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 29,
    "slug": "sheffield",
    "city": "Sheffield",
    "agglomeration": "Sheffield Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 694000,
    "lat": 53.383,
    "lng": -1.4659,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 30,
    "slug": "newcastle-upon-tyne",
    "city": "Newcastle upon Tyne",
    "agglomeration": "Tyneside",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 909000,
    "lat": 54.9733,
    "lng": -1.614,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 31,
    "slug": "liverpool",
    "city": "Liverpool",
    "agglomeration": "Liverpool Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 837000,
    "lat": 53.4106,
    "lng": -2.9779,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 32,
    "slug": "mansfield",
    "city": "Mansfield",
    "agglomeration": "Mansfield Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 169000,
    "lat": 53.1333,
    "lng": -1.2,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 33,
    "slug": "bristol",
    "city": "Bristol",
    "agglomeration": "Bristol Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 639000,
    "lat": 51.4552,
    "lng": -2.5966,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 34,
    "slug": "nottingham",
    "city": "Nottingham",
    "agglomeration": "Nottingham Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 730000,
    "lat": 52.9536,
    "lng": -1.1505,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 35,
    "slug": "leeds",
    "city": "Leeds",
    "agglomeration": "West Yorkshire Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 1636000,
    "lat": 53.7965,
    "lng": -1.5478,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 36,
    "slug": "high-wycombe",
    "city": "High Wycombe",
    "agglomeration": "High Wycombe Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 129000,
    "lat": 51.6291,
    "lng": -0.7493,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 37,
    "slug": "exeter",
    "city": "Exeter",
    "agglomeration": "Exeter",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 119000,
    "lat": 50.7236,
    "lng": -3.5275,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 38,
    "slug": "northampton",
    "city": "Northampton",
    "agglomeration": "Northampton Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 217000,
    "lat": 52.25,
    "lng": -0.8833,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 39,
    "slug": "manchester",
    "city": "Manchester",
    "agglomeration": "Greater Manchester Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 2474000,
    "lat": 53.4809,
    "lng": -2.2374,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 40,
    "slug": "blackburn",
    "city": "Blackburn",
    "agglomeration": "Blackburn/Darwen",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 143000,
    "lat": 53.75,
    "lng": -2.4833,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 41,
    "slug": "burnley",
    "city": "Burnley",
    "agglomeration": "Burnley/Nelson",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 146000,
    "lat": 53.8,
    "lng": -2.2333,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 42,
    "slug": "swindon",
    "city": "Swindon",
    "agglomeration": "Swindon",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 172000,
    "lat": 51.558,
    "lng": -1.7812,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 43,
    "slug": "wigan",
    "city": "Wigan",
    "agglomeration": "Wigan Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 173000,
    "lat": 53.543,
    "lng": -2.6371,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 44,
    "slug": "leicester",
    "city": "Leicester",
    "agglomeration": "Leicester Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 501000,
    "lat": 52.6386,
    "lng": -1.1317,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 45,
    "slug": "birmingham",
    "city": "Birmingham",
    "agglomeration": "West Midlands Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 2508000,
    "lat": 52.4814,
    "lng": -1.8998,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 46,
    "slug": "peterborough",
    "city": "Peterborough",
    "agglomeration": "Peterborough",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 153000,
    "lat": 52.5736,
    "lng": -0.2478,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 47,
    "slug": "portsmouth",
    "city": "Portsmouth",
    "agglomeration": "Portsmouth Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 479000,
    "lat": 50.799,
    "lng": -1.0913,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 48,
    "slug": "crawley",
    "city": "Crawley",
    "agglomeration": "Crawley Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 198000,
    "lat": 51.113,
    "lng": -0.1831,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 49,
    "slug": "dearne-valley",
    "city": "Dearne Valley",
    "agglomeration": "Dearne Valley Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 215000,
    "lat": 53.5029,
    "lng": -1.3458,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 50,
    "slug": "luton",
    "city": "Luton",
    "agglomeration": "Luton/Dunstable",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 271000,
    "lat": 51.8797,
    "lng": -0.4175,
    "day_range": "55-75",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 51,
    "slug": "reading",
    "city": "Reading",
    "agglomeration": "Reading/Wokingham",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 393000,
    "lat": 51.4562,
    "lng": -0.9711,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 52,
    "slug": "southampton",
    "city": "Southampton",
    "agglomeration": "Southampton Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 342000,
    "lat": 50.904,
    "lng": -1.4043,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 53,
    "slug": "middlesbrough",
    "city": "Middlesbrough",
    "agglomeration": "Teesside",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 369000,
    "lat": 54.5762,
    "lng": -1.2348,
    "day_range": "55-70",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 54,
    "slug": "aldershot",
    "city": "Aldershot",
    "agglomeration": "Aldershot Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 254000,
    "lat": 51.2483,
    "lng": -0.7639,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 55,
    "slug": "basildon",
    "city": "Basildon",
    "agglomeration": "Basildon/North Benfleet",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 111000,
    "lat": 51.5684,
    "lng": 0.4578,
    "day_range": "55-70",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "dundee",
    "city": "Dundee",
    "agglomeration": "Dundee",
    "nation": "Scotland",
    "data_round": "Round 4 (2022 maps)",
    "population": 157187,
    "lat": 56.4691,
    "lng": -2.9749,
    "day_range": "55-70",
    "night_range": "55-70",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 56,
    "slug": "slough",
    "city": "Slough",
    "agglomeration": "Slough Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 165000,
    "lat": 51.5095,
    "lng": -0.5954,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "glasgow",
    "city": "Glasgow",
    "agglomeration": "Glasgow",
    "nation": "Scotland",
    "data_round": "Round 4 (2022 maps)",
    "population": 1131959,
    "lat": 55.8651,
    "lng": -4.2576,
    "day_range": "55-70",
    "night_range": "55-70",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 57,
    "slug": "doncaster",
    "city": "Doncaster",
    "agglomeration": "Doncaster Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 134000,
    "lat": 53.5228,
    "lng": -1.1312,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 58,
    "slug": "st-albans",
    "city": "St Albans",
    "agglomeration": "St Albans/Hatfield",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 140000,
    "lat": 51.75,
    "lng": -0.3333,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "aberdeen",
    "city": "Aberdeen",
    "agglomeration": "Aberdeen",
    "nation": "Scotland",
    "data_round": "Round 4 (2022 maps)",
    "population": 208181,
    "lat": 57.1437,
    "lng": -2.0981,
    "day_range": "55-70",
    "night_range": "55-70",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 59,
    "slug": "birkenhead",
    "city": "Birkenhead",
    "agglomeration": "Birkenhead Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 324000,
    "lat": 53.3934,
    "lng": -3.0148,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 60,
    "slug": "preston",
    "city": "Preston",
    "agglomeration": "Preston Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 275000,
    "lat": 53.7628,
    "lng": -2.7045,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 61,
    "slug": "gloucester",
    "city": "Gloucester",
    "agglomeration": "Gloucester Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 148000,
    "lat": 51.8657,
    "lng": -2.2431,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 62,
    "slug": "coventry",
    "city": "Coventry",
    "agglomeration": "Coventry/Bedworth",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 378000,
    "lat": 52.4066,
    "lng": -1.5122,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 63,
    "slug": "warrington",
    "city": "Warrington",
    "agglomeration": "Warrington Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 166000,
    "lat": 53.3925,
    "lng": -2.5802,
    "day_range": "55-70",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "falkirk",
    "city": "Falkirk",
    "agglomeration": "Falkirk",
    "nation": "Scotland",
    "data_round": "Round 4 (2022 maps)",
    "population": 104523,
    "lat": 56.0021,
    "lng": -3.7854,
    "day_range": "55-70",
    "night_range": "55-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 64,
    "slug": "milton-keynes",
    "city": "Milton Keynes",
    "agglomeration": "Milton Keynes Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 206000,
    "lat": 52.0417,
    "lng": -0.7558,
    "day_range": "55-70",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "cardiff",
    "city": "Cardiff",
    "agglomeration": "Cardiff and Penarth",
    "nation": "Wales",
    "data_round": "Round 4 (2022 mapping)",
    "population": 378300,
    "lat": 51.48,
    "lng": -3.18,
    "day_range": "55-70",
    "night_range": "50-65",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "swansea",
    "city": "Swansea",
    "agglomeration": "Swansea and Neath Port Talbot",
    "nation": "Wales",
    "data_round": "Round 4 (2022 mapping)",
    "population": 292300,
    "lat": 51.6208,
    "lng": -3.9432,
    "day_range": "55-70",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": null,
    "slug": "newport",
    "city": "Newport",
    "agglomeration": "Newport",
    "nation": "Wales",
    "data_round": "Round 4 (2022 mapping)",
    "population": 157500,
    "lat": 51.5877,
    "lng": -2.9983,
    "day_range": "55-65",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  },
  {
    "rank": 65,
    "slug": "telford",
    "city": "Telford",
    "agglomeration": "Telford Urban Area",
    "nation": "England",
    "data_round": "Round 3 (2017)",
    "population": 140000,
    "lat": 52.6766,
    "lng": -2.4493,
    "day_range": "55-65",
    "night_range": "50-60",
    "dominant_noise_sources": [
      "road"
    ],
    "confidence": "high"
  }
]