{
  "type": "water",
  "pwsid": "OH2903612",
  "name": "Cedarville University",
  "county": "Greene",
  "population": 4000,
  "producer": true,
  "source_class": "groundwater",
  "label": "Groundwater wells (8 wells)",
  "bodies": [],
  "intakes": [],
  "wells": 8,
  "aquifer": "",
  "notes": "",
  "urls": [],
  "chain": [
    "OH2903612"
  ],
  "plants": [],
  "facts": {
    "hist": [
      [
        "2004",
        "EPA SDWIS records Cedarville University wells 0008 and 0009 deactivated on September 10, 2004; a purchased connection from Greene County - Cedarville was deactivated July 1, 2005."
      ],
      [
        "2025",
        "A 4-inch line serving the Apple Resource Center and Patterson Hall was cut during construction; the line was isolated, pressure was held in the rest of the distribution system, and a boil advisory…"
      ],
      [
        "2025",
        "Wells PW-09, PW-11 and PW-13 were rehabilitated (cleaning, new pumps and wiring); the PW-09 wellhead was raised four feet to protect the groundwater supply and accommodate planned campus expansion…"
      ],
      [
        "2025",
        "The system failed to collect a required third-quarter arsenic sample, a monitoring violation under Ohio EPA rules. A sample was collected November 11, 2025 and results were within standards; EPA…"
      ]
    ],
    "treat": "Cedarville University treats its own groundwater. Seven supply wells east and north of the intramural fields, east of State Route 72, draw from both the upper and lower bedrock aquifers of the Sub-Lockport Group, in the Till Plains section of the Central Lowlands. Raw water goes to a campus…",
    "press": "Not published. Neither the university's public water system page nor its 2025 CCR states a system pressure; the CCR only notes that pressure was maintained in the rest of the…",
    "rate": {
      "g": null,
      "n": "No rate schedule exists. This is a privately owned community system serving the university's own campus through 49 service connections; water is not billed to the public on a…",
      "m": null
    },
    "imp": [
      [
        "Total chlorine",
        "1.74 (range…",
        "ppm",
        "MRDL 4",
        "2025",
        "Disinfectant residual."
      ],
      [
        "Total trihalomethanes (TTHM)",
        "16 (range…",
        "ppb",
        "MCL 80",
        "2025",
        ""
      ],
      [
        "Haloacetic acids (HAA5)",
        "3.7 (range…",
        "ppb",
        "MCL 60",
        "2025",
        ""
      ],
      [
        "Arsenic",
        "1 (range 0-1)",
        "ppb",
        "MCL 10",
        "2025",
        "The CCR table labels this row 'ppm', which is an apparent unit typo: the stated MCL of 10 is the ppb arsenic standard.…"
      ],
      [
        "Barium",
        "0.0328",
        "ppm",
        "MCL 2",
        "2023",
        ""
      ],
      [
        "Cyanide",
        "1",
        "ppb",
        "MCL 200",
        "2023",
        "The CCR prints the range as '1-Jan', a spreadsheet date-conversion artifact of '1-1'."
      ],
      [
        "Fluoride",
        "0.3",
        "ppm",
        "MCL 4",
        "2023",
        ""
      ],
      [
        "Mercury",
        "0.2",
        "ppb",
        "MCL 2",
        "2023",
        ""
      ],
      [
        "Lead (90th percentile)",
        "3.39",
        "ppb",
        "Action level 15",
        "2025",
        "0 of 21 samples above the action level."
      ],
      [
        "Copper (90th percentile)",
        "0.2227",
        "ppm",
        "Action level 1.3",
        "2025",
        "0 of 21 samples above the action level."
      ]
    ],
    "proj": [
      [
        "Well PW-09 rehabilitation (cleaning, new pump and electrical wiring)",
        null,
        "2025",
        "completed",
        ""
      ],
      [
        "Well PW-13 rehabilitation (cleaning, pump/wiring/piping reinstalled)",
        null,
        "2025",
        "completed",
        ""
      ],
      [
        "Well PW-11 new pump and wiring after pump failure",
        null,
        "2025",
        "completed",
        ""
      ],
      [
        "Replacement of flush valves and wellhead sample ports at PW-09 through PW-13",
        null,
        "2025",
        "completed",
        ""
      ],
      [
        "PW-09 wellhead raised four feet for contamination protection and planned campus expansion east of SR 72",
        null,
        "2025",
        "completed",
        ""
      ],
      [
        "Phase I conceptual site survey with hydrology, geology and treatment consultants, to guide wellfield planning",
        null,
        "2025",
        "completed",
        ""
      ],
      [
        "Iron/manganese filtration upgrade (two new filters), pump house re-piping, new high-service pump, and a new…",
        null,
        "",
        "completed",
        "Described by the university as upgrades over the last ten years; no individual completion dates or costs are published."
      ]
    ],
    "plan": [
      [
        "Water tower cleaning and inspection",
        null,
        "2026",
        "planned",
        "Scheduled for spring 2026."
      ],
      [
        "Evaluation of additional elevated water storage",
        null,
        "",
        "planned",
        "Described as in the assessment phase, reviewing options and long-term needs. No cost or date published."
      ],
      [
        "Future wellfield expansion and improved use of existing groundwater resources",
        null,
        "",
        "proposed",
        "To be guided by the completed Phase I conceptual site survey. No cost or schedule published."
      ]
    ],
    "stress": "The aquifer supplying the East Wellfield is rated by Ohio EPA as having moderate susceptibility to contamination, based on moderate aquifer sensitivity and nearby potential contaminant sources; a Wellhead Protection Plan is approved and in force. The forward pressure is capacity for growth rather than scarcity: the university completed a…",
    "sew": {
      "s": "Not published. The university's own NPDES wastewater permit (OH0085502) is listed as Terminated in EPA ECHO, and neither the CCR nor the operations page states who now handles campus wastewater. The Village of Cedarville operates the Cedarville Water Resource Reclamation Facility (NPDES OH0020010) nearby, but no source confirms the…",
      "st": "Not published."
    },
    "fun": [
      "The system serves roughly 4,000 people through only 49 service connections, because a single connection can serve an entire residence hall or academic building.",
      "In 2025 the plant treated 47.65 million gallons of water, averaging 130,656 gallons a day.",
      "The campus wells tap two different bedrock aquifers of the Sub-Lockport Group, one upper and one lower, rather than a single sand-and-gravel buried valley like most of western Ohio.",
      "One wellhead, PW-09, was physically raised four feet in 2025, partly to protect it and partly to clear the way for campus expansion east of State Route 72.",
      "Unlike a municipality, the water system holds no regular public meetings; the CCR invites comment by telephone to the Operations Center instead."
    ],
    "src": {
      "history": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf",
        "https://data.epa.gov/efservice/WATER_SYSTEM_FACILITY/PWSID/OH2903612/JSON",
        "https://data.epa.gov/efservice/VIOLATION/PWSID/OH2903612/JSON"
      ],
      "treatment": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf",
        "https://www.cedarville.edu/offices/operations/public-water-system",
        "https://data.epa.gov/efservice/WATER_SYSTEM_FACILITY/PWSID/OH2903612/JSON"
      ],
      "pressure": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf",
        "https://www.cedarville.edu/offices/operations/public-water-system"
      ],
      "rates": [
        "https://data.epa.gov/efservice/WATER_SYSTEM/PWSID/OH2903612/JSON",
        "https://www.cedarville.edu/offices/operations/public-water-system"
      ],
      "impurities": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf"
      ],
      "projects": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf",
        "https://www.cedarville.edu/offices/operations/public-water-system"
      ],
      "planned": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf"
      ],
      "water_stress": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf"
      ],
      "sewer": [
        "https://echodata.epa.gov/echo/cwa_rest_services.get_facility_info?p_pid=OH0085502&output=JSON",
        "https://data.epa.gov/efservice/FRS_PROGRAM_FACILITY/CITY_NAME/CEDARVILLE/STATE_CODE/OH/JSON"
      ],
      "fun_facts": [
        "https://cuwebstoragelibrary.blob.core.windows.net/documents-prod/docs/default-source/media/files/pdf/physical-plant/ccr-2025-cedarville-university.pdf",
        "https://data.epa.gov/efservice/WATER_SYSTEM/PWSID/OH2903612/JSON"
      ]
    }
  },
  "zips_served": [
    {
      "zip": "45314",
      "share": 0.5603,
      "dominant": true
    }
  ],
  "photo": {
    "url": "/photos/OH2903612.jpg",
    "caption": "The Cedarville University water tower, an iconic campus landmark",
    "credit": "Orangestrawberry",
    "license": "CC BY-SA 4.0"
  },
  "url": "https://crackedbuckeye.com/water/OH2903612/",
  "api": "https://crackedbuckeye.com/api/water/OH2903612.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), \"Cedarville University · OH2903612\", https://crackedbuckeye.com/water/OH2903612/, built 2026-09-16, accessed [date].",
  "schema": "https://crackedbuckeye.com/api/schema.json"
}