{
  "type": "water",
  "pwsid": "OH4100512",
  "name": "Dillonvale",
  "county": "Jefferson",
  "population": 665,
  "producer": true,
  "source_class": "groundwater",
  "label": "Groundwater wells (2 wells)",
  "bodies": [],
  "intakes": [],
  "wells": 2,
  "aquifer": "",
  "notes": "",
  "urls": [],
  "chain": [
    "OH4100512"
  ],
  "plants": [],
  "facts": {
    "hist": [
      [
        "1816",
        "Community founded as \"Annapolis\" in Jefferson County."
      ],
      [
        "1889",
        "Wheeling and Lake Erie Railway arrived; town replatted and renamed Dillon, later Dillonvale."
      ],
      [
        "1940",
        "Population peaked at 1,652 before a long decline to under 600 today (corrected from the prior draft's 1920/1,643 — Wikipedia's census table shows 1940 as the true peak year)."
      ]
    ],
    "treat": "Dillonvale draws on two groundwater wells; detected disinfection byproducts (TTHM 5.03 ppb, well under the 80 ppb limit, per EWG's EPA-sourced data) imply chlorination, though no published treatment-train description was found. The village runs separate Water and Sewer Departments; the Sewer…",
    "press": "Not published — no CCR or engineering-report pressure figures were located.",
    "rate": {
      "g": null,
      "n": "No metered rate schedule was found. Water bills are issued bimonthly and bundle a trash charge on the same statement; a 10% penalty applies to balances unpaid past the due date…",
      "m": null
    },
    "imp": [
      [
        "Total trihalomethanes (TTHM)",
        "5.03",
        "ppb",
        "80",
        "2018-202…",
        "Well below the legal limit."
      ],
      [
        "Nitrate",
        "0.961",
        "ppm",
        "10",
        "2018-202…",
        "Under 10% of the legal limit."
      ],
      [
        "Combined radium (-226/-228)",
        "0.36",
        "pCi/L",
        "5",
        "2018-202…",
        "Well under the legal limit; naturally occurring."
      ],
      [
        "Bromoform",
        "2.60",
        "ppb",
        "none (no…",
        "2018-202…",
        ""
      ],
      [
        "Dibromochloromethane",
        "1.93",
        "ppb",
        "none (no…",
        "2018-202…",
        ""
      ],
      [
        "Bromodichloromethane",
        "0.625",
        "ppb",
        "none (no…",
        "2018-202…",
        ""
      ],
      [
        "Barium",
        "22.0",
        "ppb",
        "2000",
        "2018-202…",
        "Well below the legal limit."
      ]
    ],
    "proj": [],
    "plan": [],
    "stress": "No drought, PFAS, or acute nitrate stress was documented. Nitrate was detected at 0.961 ppm, under 10% of the 10 ppm MCL — unremarkable. Combined radium-226/228 measured 0.36 pCi/L, well under the 5 pCi/L limit. Dillonvale sits in the historic Ohio River Valley coal belt within the Weirton-Steubenville metro area, but no documented case…",
    "sew": {
      "s": "Confirmed: Dillonvale operates its own Sewer Department and a wastewater treatment plant at 19 Township Rd. 1197, distinct from the Water Department (villageofdillonvale.com/services) — this corrects the prior draft's 'not confirmed by a source read.'",
      "st": "Not published in sources reviewed."
    },
    "fun": [
      "Dillonvale was originally platted as \"Annapolis\" in 1816 and only took its current name after the railroad arrived in 1889.",
      "The village lies within the Weirton-Steubenville metropolitan area, part of Ohio's Appalachian coal country.",
      "Population has fallen more than 60% since its true 1940 peak of 1,652 residents (not 1920, as an earlier draft had it).",
      "The village runs a dedicated wastewater treatment plant on Township Road 1197, separate from its water department."
    ],
    "src": {
      "history": [
        "https://en.wikipedia.org/wiki/Dillonvale,_Jefferson_County,_Ohio"
      ],
      "treatment": [
        "https://www.ewg.org/tapwater/system.php?pws=OH4100512",
        "https://villageofdillonvale.com/services",
        "https://tap-truth.com/system/OH4100512"
      ],
      "rates": [
        "https://villageofdillonvale.com/services"
      ],
      "impurities": [
        "https://www.ewg.org/tapwater/system.php?pws=OH4100512"
      ],
      "water_stress": [
        "https://www.ewg.org/tapwater/system.php?pws=OH4100512"
      ],
      "sewer": [
        "https://villageofdillonvale.com/services"
      ],
      "fun_facts": [
        "https://en.wikipedia.org/wiki/Dillonvale,_Jefferson_County,_Ohio",
        "https://villageofdillonvale.com/services"
      ]
    }
  },
  "zips_served": [
    {
      "zip": "43948",
      "share": 1.0,
      "dominant": true
    },
    {
      "zip": "43917",
      "share": 0.2332,
      "dominant": true
    },
    {
      "zip": "43943",
      "share": 0.0142,
      "dominant": false
    }
  ],
  "photo": {
    "url": "/photos/OH4100512.jpg",
    "caption": "Water tower in Smithfield, Jefferson County, Ohio, served by the Dillonvale water system",
    "credit": "Roseohioresident",
    "license": "CC BY-SA 4.0"
  },
  "url": "https://crackedbuckeye.com/water/OH4100512/",
  "api": "https://crackedbuckeye.com/api/water/OH4100512.json",
  "generated": "2026-09-16",
  "license": "CC BY 4.0 for the compilation; each source keeps its own terms",
  "cite": "Cracked Buckeye (Open Shower Co), \"Dillonvale · OH4100512\", https://crackedbuckeye.com/water/OH4100512/, built 2026-09-16, accessed [date].",
  "schema": "https://crackedbuckeye.com/api/schema.json"
}