{
  "type": "water",
  "pwsid": "OH2900612",
  "name": "Fairborn Public Water System",
  "county": "Greene",
  "population": 34620,
  "producer": true,
  "source_class": "groundwater",
  "label": "Mad River Buried Valley Aquifer (Mad River Well Field, wells)",
  "bodies": [],
  "intakes": [],
  "wells": 6,
  "aquifer": "Mad River Buried Valley Aquifer",
  "notes": "8 wells at the Mad River Well Field draw from the sand-and-gravel buried valley aquifer; OEPA rates it highly susceptible to contamination.",
  "urls": [
    "https://www.fairbornoh.gov/government/public_works/water___sewer/water_treatment_plant.php",
    "https://cms2.revize.com/revize/fairborn/FY2024%20CCR%5B37%5D.pdf"
  ],
  "chain": [
    "OH2900612"
  ],
  "plants": [
    {
      "n": "City of Fairborn Water Treatment Plant",
      "a": "Sandhill Road at Sunset Drive, Fairborn, OH 45324",
      "la": 39.8228,
      "lo": -84.0345,
      "pt": "plant",
      "wb": "Mad River",
      "src": "Wells in the Mad River buried-valley aquifer at the 42-acre Mad River Well Field off Osborn Road, adjacent to the river",
      "cls": "groundwater",
      "in": [
        {
          "n": "Mad River Well Field",
          "wb": "Great Miami Buried Valley Aquifer – unconfined/partially confined sand-and-gravel aquifer along the Mad River, shallow (less than 20 ft to…",
          "role": "primary",
          "src": "42-acre well field off Osborn/Sandhill Road adjacent to the Mad River; shallow, unconfined sand-and-gravel buried valley aquifer rated highly susceptible to contamination by Ohio EPA. (6 wells · < 20 ft to water)",
          "la": 39.8228,
          "lo": -84.0345,
          "pt": "plant",
          "sh": 100,
          "wells": [
            "Sandhill R1",
            "Sandhill R5",
            "Sandhill R6",
            "Mr7",
            "Mr8",
            "Mr9"
          ]
        }
      ]
    }
  ],
  "facts": {
    "hist": [
      [
        "1950",
        "The villages of Fairfield and Osborn merged to form the City of Fairborn, whose name blends the two."
      ],
      [
        "1974-1975",
        "The Mad River Well Field was constructed in 1974 and the City of Fairborn Water Treatment Plant began operating in 1975."
      ],
      [
        "1990",
        "Four new filters were added to the plant, raising rated capacity to 5.0 MGD; the well field was expanded again in 1994."
      ],
      [
        "2008",
        "Ohio EPA approved a capacity increase to 6.5 MGD and the Mad River Well Field was expanded."
      ],
      [
        "2021",
        "The most recent Mad River Well Field expansion was completed."
      ]
    ],
    "treat": "Wells at the Mad River Well Field over the Great Miami buried valley aquifer; water is oxidized with potassium permanganate and/or chlorine, filtered to remove iron and manganese, then chlorinated and fluoridated before storage in two 1.5-million-gallon clear wells.",
    "press": "Not published; Fairborn's Water & Sewer Division states only that it aims to deliver drinking water 'at adequate pressures.' No psi or pressure-zone figures found.",
    "rate": {
      "g": null,
      "n": "Not substantiated. Fairborn's utility billing, utilities-documents and finance pages carry no rate schedule and refer callers to (937) 754-3006.",
      "m": null
    },
    "imp": [
      [
        "Total Trihalomethanes (TTHM)",
        "28.0",
        "ppb",
        "80",
        "2025",
        "Disinfection byproduct; range 21.2-28.0 ppb, no violation"
      ],
      [
        "Total Haloacetic Acids (HAA5)",
        "6.6",
        "ppb",
        "60",
        "2025",
        "Disinfection byproduct; range BDL-6.6 ppb, no violation"
      ],
      [
        "Lead (90th percentile)",
        "2.7",
        "ppb",
        "AL=15",
        "2023",
        "0 of 30 home samples exceeded the action level; range BDL-6.9 ppb"
      ],
      [
        "Copper (90th percentile)",
        "0.16",
        "ppm",
        "AL=1.3",
        "2023",
        "0 of 30 home samples exceeded the action level; range 0.035-0.25 ppm"
      ],
      [
        "Nitrate",
        "0.29",
        "ppm",
        "10",
        "2025",
        "Well below the MCL"
      ],
      [
        "Fluoride",
        "0.99",
        "ppm",
        "4",
        "2025",
        "Water additive plus erosion of natural deposits; range 0.87-1.09 ppm"
      ],
      [
        "Barium",
        "0.17",
        "ppm",
        "2",
        "2023",
        "Well below the MCL"
      ],
      [
        "Radium-228",
        "1.67",
        "pCi/L",
        "5 (combined…",
        "2024",
        "Disclosed in the 2025 CCR as a result that should have been reported in the 2024 CCR"
      ]
    ],
    "proj": [
      [
        "Water treatment plant capacity expansion to 6.5 MGD",
        null,
        "2008",
        "completed",
        "Ohio EPA approved raising rated plant capacity from 5.0 to 6.5 MGD; the well field was expanded at the same time"
      ],
      [
        "Mad River Well Field expansion",
        null,
        "2021",
        "completed",
        "Most recent expansion of the 42-acre well field, per the city's water treatment plant page"
      ],
      [
        "Lead service line inventory (OEPA-SL-Inventory-OH2900612)",
        null,
        "",
        "completed",
        "Found no lead, no galvanized lines requiring replacement, and no unknown-material service lines in the system"
      ]
    ],
    "plan": [
      [
        "2026 Sanitary Sewer Lining Project",
        null,
        "2026",
        "planned",
        "Posted on the city's Water & Sewer documents page; scope and cost could not be retrieved (document exceeded the fetch size limit)"
      ]
    ],
    "stress": "Ohio EPA's 2024 source water assessment rates the aquifer highly susceptible: no protective clay layer, less than 20 feet deep, and significant potential contaminant sources in the protection area. It found no evidence the groundwater has been impacted by significant chemical contamination from human activity.",
    "sew": {
      "s": "City-run Water Reclamation Center at 6920 Upper Valley Road, Huber Heights: rated up to 6 MGD, currently averaging about 4 MGD, discharging to the Mad River. Wastewater flows by gravity to collection-system low points where six pump stations lift it. SCADA-monitored 24/7.",
      "st": "The Water & Sewer Division maintains a separate storm water collection system (pipe and inlet maintenance); no stormwater utility fee schedule or flooding history was published in sources reviewed."
    },
    "fun": [
      "The Mad River Well Field is only 42 acres, but its wells each produce anywhere from 800 to 2,600 gallons per minute.",
      "Raw water travels about 9,000 feet from the well field to the treatment plant through a single 24-inch main.",
      "Fairborn's lead service line inventory found no lead lines, no galvanized lines requiring replacement, and no unknown-material service lines anywhere in the system.",
      "The plant produces more than a billion gallons of drinking water a year and holds an unconditioned Ohio EPA operating license."
    ]
  },
  "zips_served": [
    {
      "zip": "45435",
      "share": 1.0,
      "dominant": true
    },
    {
      "zip": "45324",
      "share": 0.851,
      "dominant": true
    }
  ],
  "photo": {
    "url": "/photos/OH2900612.jpg",
    "caption": "Aerial view of Fairborn, Ohio, over Wright-Patterson Air Force Base",
    "credit": "Nyttend",
    "license": "Public domain"
  },
  "url": "https://crackedbuckeye.com/water/OH2900612/",
  "api": "https://crackedbuckeye.com/api/water/OH2900612.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), \"Fairborn Public Water System · OH2900612\", https://crackedbuckeye.com/water/OH2900612/, built 2026-09-16, accessed [date].",
  "schema": "https://crackedbuckeye.com/api/schema.json"
}