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Gillham Regional Wastewater District

Sewage treatment plant, Gillham, Arkansas. NPDES permit AR0047996, in force until Oct 31, 2027. Last 12 months: over a limit 12 times (last August 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (19 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
6 values over a limit, 0 required values missing, 0 of 12 reports late

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

Period endingParameterReportedLimitOver by
October 2025pH, minimum3.5 SU≥ 6 SU—
November 2025Chlorine, total residual, instantaneous maximum3.45 mg/L≤ .011 mg/L31264%
November 2025pH, minimum4.97 SU≥ 6 SU—
December 2025Chlorine, total residual, instantaneous maximum.48 mg/L≤ .011 mg/L4264%
January 2026Chlorine, total residual, instantaneous maximum1.67 mg/L≤ .011 mg/L15082%
March 2026Chlorine, total residual, instantaneous maximum.11 mg/L≤ .011 mg/L900%
April 2026Chlorine, total residual, instantaneous maximum.25 mg/L≤ .011 mg/L2173%
May 2026Chlorine, total residual, instantaneous maximum.27 mg/L≤ .011 mg/L2355%
July 2026Chlorine, total residual, instantaneous maximum.23 mg/L≤ .011 mg/L1991%
July 2026Nitrogen, ammonia total [as N], 7-day average7.6 mg/L≤ 7.5 mg/L1%
July 2026Nitrogen, ammonia total [as N], monthly average6.8 mg/L≤ 5 mg/L36%
August 2026Chlorine, total residual, instantaneous maximum.15 mg/L≤ .011 mg/L1264%

Limits in force (26)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/LMay–Oct
Oxygen, dissolved [DO]instantaneous minimum≥ 3 mg/LJan, Feb, Mar, Apr, Nov, Dec
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 30 mg/Lall year
Solids, total suspended7-day average≤ 45 mg/Lall year
Solids, total suspendedmonthly average≤ 50 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 10 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 5.2 mg/LApr
Nitrogen, ammonia total [as N]7-day average≤ 7.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]7-day average≤ 14.7 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]7-day average≤ 5.2 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ 8.3 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 16.7 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 8.7 lb/dApr
Flow, in conduit or thru treatment plantmonthly averagereport only (MGD)all year
Flow, in conduit or thru treatment plantdaily maximumreport only (MGD)all year
Chlorine, total residualinstantaneous maximum≤ .011 mg/Lall year
Coliform, fecal general30-day geometric mean≤ 1000 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLall year
Overflowsmonthly totalreport only (occur/mo)all year
Overflow volume [SS0 volume, CSO volume]monthly totalreport only (gal)all year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 25 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 38 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 41.7 lb/dall year

How strict are these limits?

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

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On EPA ECHO: Facility report · DMR history

Your permit document is the final word. As JSON: /api/v1/permits/AR0047996 · MCP: https://passage-data.com/mcp