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Morgan County Rural Water Corporation

Water Supply, Martinsville, Indiana. NPDES permit IN0051993, in force until May 31, 2029. Last 12 months: over a limit 2 times (last December 2025), 1 of 3 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 28 days after each period: form AQ quarterly (22 values)
Last report on file
June 2026
Oct 2024 – Sep 2025
0 values over a limit, 0 required values missing, 1 of 4 reports late

Last 12 months (Oct 1, 2025 – Sep 30, 2026)

Period endingParameterReportedLimitOver by
December 2025Chlorine, total residual, daily maximum.06 mg/L< .06 mg/L0%
December 2025Chlorine, total residual, monthly average.06 mg/L< .06 mg/L0%

Limits in force (22)

ParameterStatisticLimitMonths
pHdaily minimum≥ 6 SUMar, Jun, Sep, Dec
pHdaily minimum≥ 6 SUMar, Jun, Sep, Dec
pHdaily maximum≤ 9 SUMar, Jun, Sep, Dec
pHdaily maximum≤ 9 SUMar, Jun, Sep, Dec
Solids, total suspendedmonthly average≤ 20 mg/LMar, Jun, Sep, Dec
Solids, total suspendedmonthly average≤ 20 mg/LMar, Jun, Sep, Dec
Solids, total suspendeddaily maximum≤ 40 mg/LMar, Jun, Sep, Dec
Solids, total suspendeddaily maximum≤ 40 mg/LMar, Jun, Sep, Dec
Iron, total recoverablemonthly average≤ 1.8 mg/LMar, Jun, Sep, Dec
Iron, total recoverablemonthly average≤ 1.8 mg/LMar, Jun, Sep, Dec
Iron, total recoverabledaily maximum≤ 4.1 mg/LMar, Jun, Sep, Dec
Iron, total recoverabledaily maximum≤ 4.1 mg/LMar, Jun, Sep, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)Mar, Jun, Sep, Dec
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)Mar, Jun, Sep, Dec
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)Mar, Jun, Sep, Dec
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)Mar, Jun, Sep, Dec
Chlorine, total residualmonthly average< .06 mg/LMar, Jun, Sep, Dec
Chlorine, total residualmonthly average< .06 mg/LMar, Jun, Sep, Dec
Chlorine, total residualdaily maximum< .06 mg/LMar, Jun, Sep, Dec
Chlorine, total residualdaily maximum< .06 mg/LMar, Jun, Sep, Dec
Flow, totalquarterly totalreport only (Mgal/mo)Mar, Jun, Sep, Dec
Flow, totalquarterly totalreport only (Mgal/mo)Mar, Jun, Sep, Dec

How strict are these limits?

Cited limits by parameter: Indiana's rules and the federal ones.

Same industry: the 95 Water Supply permits in Indiana.

Check this month's numbers Email me before each report is due

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On EPA ECHO: Facility report · DMR history

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