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Roland, Town of

Sewage treatment plant, Roland, Oklahoma. NPDES permit OK0030392, in force until Oct 31, 2027. Last 12 months: over a limit 2 times (last May 2026), 16 required values missing, 5 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 15 days after each period: form A monthly (16 values)
Renewal application due
May 4, 2027 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
14 values over a limit, 25 required values missing, 6 of 12 reports late

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

Period endingParameterReportedLimitOver by
May 2026E. coli, daily maximum2420 MPN/100mL≤ 406 MPN/100mL496%
May 2026E. coli, geometric mean2420 MPN/100mL≤ 126 MPN/100mL1821%

Limits in force (29)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]minimum≥ 4 mg/LJun–Oct
Oxygen, dissolved [DO]minimum≥ 5 mg/LJan, Feb, Mar, Apr, May, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 20 mg/LJan, Feb, Mar, Nov, Dec
BOD, 5-day, 20 deg. Cweekly average≤ 30 mg/LJan, Feb, Mar, Nov, Dec
BOD, 5-day, 20 deg. Cmonthly average≤ 100 lb/dJan, Feb, Mar, Nov, Dec
pHminimum≥ 6.5 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/LApr–Oct
Solids, total suspendedmonthly average≤ 30 mg/LJan, Feb, Mar, Nov, Dec
Solids, total suspendedweekly average≤ 22.5 mg/LApr–Oct
Solids, total suspendedweekly average≤ 45 mg/LJan, Feb, Mar, Nov, Dec
Solids, total suspendedmonthly average≤ 75.1 lb/dApr–Oct
Solids, total suspendedmonthly average≤ 150.1 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 6 mg/LApr, May
Nitrogen, ammonia total [as N]monthly average≤ 4 mg/LJun–Oct
Nitrogen, ammonia total [as N]weekly average≤ 9 mg/LApr, May
Nitrogen, ammonia total [as N]weekly average≤ 6 mg/LJun–Oct
Nitrogen, ammonia total [as N]monthly average≤ 30 lb/dApr, May
Nitrogen, ammonia total [as N]monthly average≤ 20 lb/dJun–Oct
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
E. coligeometric mean≤ 126 MPN/100mLMay–Sep
E. colidaily maximum≤ 406 MPN/100mLMay–Sep
BOD, carbonaceous [5 day, 20 C]monthly average≤ 10 mg/LJun–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 12 mg/LApr, May
BOD, carbonaceous [5 day, 20 C]weekly average≤ 15 mg/LJun–Oct
BOD, carbonaceous [5 day, 20 C]weekly average≤ 18 mg/LApr, May
BOD, carbonaceous [5 day, 20 C]monthly average≤ 50 lb/dJun–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 60 lb/dApr, May

How strict are these limits?

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

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/OK0030392 · MCP: https://passage-data.com/mcp