{
  "type": "water",
  "pwsid": "OH3200411",
  "name": "Northwestern W and SD - Mccomb",
  "county": "Hancock",
  "population": 1527,
  "producer": false,
  "source_class": "river",
  "label": "Rocky Ford Creek (via North Baltimore upground reservoirs)",
  "bodies": [
    "Rocky Ford Creek",
    "North Baltimore Reservoir No. 1",
    "North Baltimore Reservoir No. 2"
  ],
  "intakes": [],
  "wells": null,
  "aquifer": "",
  "notes": "",
  "urls": [],
  "chain": [
    "OH3200411",
    "OH8701611"
  ],
  "plants": [],
  "facts": {
    "hist": [
      [
        "1993",
        "Northwestern Water & Sewer District formed to serve rural areas and small municipalities in Wood County."
      ],
      [
        "1994",
        "District begins operations January 1."
      ],
      [
        "2002",
        "District builds its Middleton Pike operations facility in Bowling Green (expanded 2013)."
      ],
      [
        "2020",
        "McComb Water Reclamation Facility (new $7.93M wastewater plant, 388,000 gpd rated capacity) completed, replacing a 1966-era plant that no longer met Ohio EPA discharge standards."
      ],
      [
        "2021",
        "Excessive non-toxic algae/cyanobacteria growth in McComb's own Rader Creek reservoirs caused taste-and-odor complaints; the district treated the blooms and offered free WaterShed water, and began…"
      ],
      [
        "2022",
        "NWWSD board approves (Sept 22) the ~$7.5M McComb Regional Waterline Connection project to permanently connect McComb to North Baltimore's water supply."
      ]
    ],
    "treat": "McComb no longer treats its own water: since the 2023 waterline switch it purchases 100% of its supply from the Village of North Baltimore. North Baltimore draws surface water from one intake on Rocky Ford Creek, pumped into two reservoirs (358 million gallons combined storage); its plant has 1.66…",
    "press": "Not published; no CCR or engineering pressure figure found for McComb or its wholesale supplier, North Baltimore.",
    "rate": {
      "g": null,
      "n": "A McComb-specific per-1,000-gallon rate is not separately published. NWWSD publishes a 2026 district-wide average residential bill (7,500 gal/month): $45.34/month water +…",
      "m": 103.39
    },
    "imp": [
      [
        "Total Trihalomethanes (TTHM)",
        "49.3",
        "ppb",
        "80",
        "2025",
        "Range 15.1-64 ppb; no violation."
      ],
      [
        "Haloacetic Acids (HAA5)",
        "33.2",
        "ppb",
        "60",
        "2025",
        "Range 20.6-34.6 ppb; no violation. Separately, the corrected 2024 HAA5 level (60.80 ppb, range 23.5-40.0 ppb) WAS an…"
      ],
      [
        "Lead (90th percentile, McComb)",
        "<4",
        "ppb",
        "15 (AL)",
        "2025",
        "Second-half-2025 monitoring, MCLG 0 ppb. The CCR's data table lists '1' individual result over the action level for…"
      ],
      [
        "Copper (90th percentile, McComb)",
        "0.023-0.067",
        "ppm",
        "1.3 (AL)",
        "2025",
        "0.023 ppm first half of 2025, 0.067 ppm second half; 0 of 20 samples exceeded the action level in either period."
      ],
      [
        "Turbidity (North Baltimore source)",
        "0.19",
        "NTU",
        "0.3 NTU in 95%…",
        "2025",
        "Range 0.01-0.19 NTU; 96-100% of monthly samples met the turbidity standard."
      ],
      [
        "Nitrate (North Baltimore source)",
        "1.36",
        "ppm",
        "10",
        "2025",
        "Agricultural runoff / erosion of natural deposits."
      ],
      [
        "Fluoride (North Baltimore source)",
        "0.86",
        "ppm",
        "4",
        "2025",
        "Range 0.80-1.11 ppm; naturally occurring plus water-additive fluoridation."
      ],
      [
        "PFBA (unregulated PFAS, UCMR5, North…",
        "0.0027 (average)",
        "ppb",
        "no MCL…",
        "2025",
        "Range ND-0.0055 ppb; monitored under EPA's 5th Unregulated Contaminant Monitoring Rule."
      ],
      [
        "Total Chlorine (McComb)",
        "1.08",
        "ppm",
        "4 (MRDL)",
        "2025",
        "Range 0.8-1.36 ppm; residual disinfectant, no violation."
      ]
    ],
    "proj": [
      [
        "McComb Regional Waterline Connection (North Baltimore hookup)",
        7500000,
        "2022-2024",
        "completed",
        "Approved by NWWSD board Sept 22, 2022; ~8 miles of new waterline built by Hillabrand & Sons Construction (~$7M) and B. Hill'z Excavating (~$500K); funded by a…"
      ],
      [
        "McComb cyanobacteria/algae taste-and-odor response",
        null,
        "2021",
        "completed",
        "District treated late-summer cyanobacteria blooms in McComb's then-own Rader Creek reservoirs and offered free WaterShed water during the event; this ~2021…"
      ],
      [
        "McComb Water Reclamation Facility (WWTP)",
        7933000,
        "2020",
        "completed",
        "Replaced a 1966-era wastewater plant that no longer met Ohio EPA discharge standards; rated capacity 388,000 gpd (typical dry-weather flow 200,000-300,000…"
      ],
      [
        "McComb waterline/hydrant/meter-pit replacement (N. Liberty, W. Main, Pleasant, N. Walnut Streets)",
        539000,
        "unknown",
        "completed",
        "Smaller, separate project performed by B. Hill'z Excavating; exact year not stated in the source press release."
      ]
    ],
    "plan": [],
    "stress": "North Baltimore's Rocky Ford Creek intake, which now supplies 100% of McComb's water, is classified by Ohio EPA policy as 'susceptible' (as are all Ohio surface-water sources), given exposure to agricultural runoff, stormwater, gas stations/commercial sources, new-home construction, oil/gas wells, active/inactive landfills, and…",
    "sew": {
      "s": "McComb's sanitary sewer is served by NWWSD's McComb Water Reclamation Facility, a $7.93M wastewater treatment plant completed in 2020 (rated capacity 388,000 gpd; typical dry-weather flow 200,000-300,000 gpd) that replaced a 1966-era plant no longer meeting Ohio EPA discharge standards; effluent undergoes UV disinfection before discharge…",
      "st": "Not detailed in sources reviewed."
    },
    "fun": [
      "McComb's water actually starts as North Baltimore's water: since a 2022-2024, ~$7.5 million waterline project, it's purchased wholesale and pumped from a single intake on Rocky Ford Creek into two reservoirs holding a…",
      "Because of past disinfection-byproduct violations, McComb is one of the relatively small number of Ohio systems required to run extra quarterly 'master meter' sampling for TTHM and HAA5 under the state's…",
      "The district built a whole new, roughly 8-mile waterline (2022-2024) so McComb could stop relying on its own algae-prone Rader Creek reservoirs and instead take water straight from North Baltimore — the switchover was…",
      "The 2024 CCR for McComb had to be publicly corrected the following year: the original report overstated disinfection byproduct levels (citing 70.6 ppb TTHM when the true figure was 55.15 ppb, and 86.4 ppb HAA5 when the…"
    ],
    "src": {
      "history": [
        "https://www.nwwsd.org/about/the-district/a-brief-history-of-the-district/",
        "https://www.nwwsd.org/news-releases/district-awards-mccomb-regional-waterline-connection/",
        "https://www.nwwsd.org/news-releases/mccomb-drinking-water-odor-the-water-is-safe-to-drink/",
        "https://www.nwwsd.org/wp-content/uploads/2025_CCR_McComb_OH3200411.pdf"
      ],
      "treatment": [
        "https://www.nwwsd.org/wp-content/uploads/2025_CCR_McComb_OH3200411.pdf",
        "https://www.nwwsd.org/news-releases/mccomb-drinking-water-odor-the-water-is-safe-to-drink/"
      ],
      "rates": [
        "https://www.nwwsd.org/customer-info/rates-2/"
      ],
      "impurities": [
        "https://www.nwwsd.org/wp-content/uploads/2025_CCR_McComb_OH3200411.pdf"
      ],
      "projects": [
        "https://www.nwwsd.org/news-releases/district-awards-mccomb-regional-waterline-connection/",
        "https://www.nwwsd.org/news-releases/mccomb-waterline-project/",
        "https://www.nwwsd.org/news-releases/mccomb-drinking-water-odor-the-water-is-safe-to-drink/",
        "https://www.nwwsd.org/faqs/mccomb-water-reclamation-facility-facts/"
      ],
      "water_stress": [
        "https://www.nwwsd.org/wp-content/uploads/2025_CCR_McComb_OH3200411.pdf"
      ],
      "sewer": [
        "https://www.nwwsd.org/faqs/mccomb-water-reclamation-facility-facts/"
      ],
      "fun_facts": [
        "https://www.nwwsd.org/wp-content/uploads/2025_CCR_McComb_OH3200411.pdf",
        "https://www.nwwsd.org/news-releases/district-awards-mccomb-regional-waterline-connection/"
      ]
    }
  },
  "zips_served": [
    {
      "zip": "45858",
      "share": 0.5207,
      "dominant": true
    }
  ],
  "photo": {
    "url": "/photos/OH3200411.jpg",
    "caption": "Main Street (State Route 613) in McComb, Ohio, served by the Northwestern Water and Sewer District system",
    "credit": "Nyttend",
    "license": "Public domain"
  },
  "url": "https://crackedbuckeye.com/water/OH3200411/",
  "api": "https://crackedbuckeye.com/api/water/OH3200411.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), \"Northwestern W and SD - Mccomb · OH3200411\", https://crackedbuckeye.com/water/OH3200411/, built 2026-09-16, accessed [date].",
  "schema": "https://crackedbuckeye.com/api/schema.json"
}