{
  "type": "town",
  "url": "https://www.trevl.co.uk/chargers/hertfordshire",
  "jsonUrl": "https://www.trevl.co.uk/chargers/hertfordshire.json",
  "dataAsOf": "2026-10-23T21:23:49Z",
  "lastModified": "2026-10-23T19:00:00Z",
  "summary": "As of 23 October 2026, trevl monitors 2 rapid charging sites in Hertfordshire with live status. The most reliable is eHGV - Extra Baldock (100/100). The most powerful is eHGV - Extra Baldock, at up to 350 kW. The average reliability score across them is 97/100. They are run by 2 networks.",
  "name": "Hertfordshire",
  "siteCount": 2,
  "reliabilityMeaning": "0-100. Reads as roughly the chance the site is working when you arrive, blending measured availability, driver reports and the operator\u0027s track record.",
  "sites": [
    {
      "rank": 1,
      "name": "eHGV - Extra Baldock",
      "url": "https://www.trevl.co.uk/chargers/ehgv-extra-baldock-hertfordshire-473ca5d4",
      "jsonUrl": "https://www.trevl.co.uk/chargers/ehgv-extra-baldock-hertfordshire-473ca5d4.json",
      "network": "GRIDSERVE Electric Freightway",
      "maxPowerKw": 350,
      "reliabilityScore": 100.0,
      "location": {
        "latitude": 52.014714,
        "longitude": -0.201341
      }
    },
    {
      "rank": 2,
      "name": "Shell Recharge Shell Hemel Hempstead",
      "url": "https://www.trevl.co.uk/chargers/shell-recharge-shell-hemel-hempstead-hertfordshire-6c496303",
      "jsonUrl": "https://www.trevl.co.uk/chargers/shell-recharge-shell-hemel-hempstead-hertfordshire-6c496303.json",
      "network": "Shell Recharge",
      "maxPowerKw": 300,
      "reliabilityScore": 94.3,
      "location": {
        "latitude": 51.75651,
        "longitude": -0.428347
      }
    }
  ],
  "nearbyTowns": [
    {
      "name": "Hitchin",
      "url": "https://www.trevl.co.uk/chargers/hitchin",
      "jsonUrl": "https://www.trevl.co.uk/chargers/hitchin.json",
      "siteCount": 3,
      "distanceKm": 7.6
    },
    {
      "name": "Luton",
      "url": "https://www.trevl.co.uk/chargers/luton",
      "jsonUrl": "https://www.trevl.co.uk/chargers/luton.json",
      "siteCount": 10,
      "distanceKm": 7.8
    },
    {
      "name": "Stevenage",
      "url": "https://www.trevl.co.uk/chargers/stevenage",
      "jsonUrl": "https://www.trevl.co.uk/chargers/stevenage.json",
      "siteCount": 5,
      "distanceKm": 8.1
    },
    {
      "name": "Welwyn",
      "url": "https://www.trevl.co.uk/chargers/welwyn",
      "jsonUrl": "https://www.trevl.co.uk/chargers/welwyn.json",
      "siteCount": 1,
      "distanceKm": 9.3
    },
    {
      "name": "Knebworth",
      "url": "https://www.trevl.co.uk/chargers/knebworth",
      "jsonUrl": "https://www.trevl.co.uk/chargers/knebworth.json",
      "siteCount": 1,
      "distanceKm": 10
    },
    {
      "name": "Letchworth",
      "url": "https://www.trevl.co.uk/chargers/letchworth",
      "jsonUrl": "https://www.trevl.co.uk/chargers/letchworth.json",
      "siteCount": 3,
      "distanceKm": 11.3
    },
    {
      "name": "Markyate",
      "url": "https://www.trevl.co.uk/chargers/markyate",
      "jsonUrl": "https://www.trevl.co.uk/chargers/markyate.json",
      "siteCount": 1,
      "distanceKm": 11.3
    },
    {
      "name": "Welwyn Garden City",
      "url": "https://www.trevl.co.uk/chargers/welwyn-garden-city",
      "jsonUrl": "https://www.trevl.co.uk/chargers/welwyn-garden-city.json",
      "siteCount": 4,
      "distanceKm": 12.5
    }
  ],
  "attribution": "Reliability scores, uptime and busy times are derived by trevl (https://www.trevl.co.uk) from live status readings. Site and connector details come from operator open-data feeds and Open Charge Map. Please cite the page URL when quoting these figures."
}