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Fountain Hill, City of

Sewage treatment plant, Fountain Hill, Arkansas. NPDES permit AR0042421, in force until Nov 30, 2028. Last 12 months: over a limit 48 times (last August 2026), 54 required values missing, 5 of 11 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (18 values)
Last report on file
August 2026
Oct 2024 – Sep 2025
33 values over a limit, 72 required values missing, 10 of 12 reports late

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

All 48 values over a limit
Period endingParameterReportedLimitOver by
October 2025Nitrogen, ammonia total [as N], 7-day average13.7 mg/L≤ 7.5 mg/L83%
October 2025Nitrogen, ammonia total [as N], 7-day average13.7 mg/L≤ 7.5 mg/L83%
October 2025Nitrogen, ammonia total [as N], monthly average13.7 mg/L≤ 5 mg/L174%
October 2025Nitrogen, ammonia total [as N], monthly average13.7 mg/L≤ 5 mg/L174%
October 2025Nitrogen, ammonia total [as N], monthly average8.46 lb/d≤ 2.3 lb/d268%
October 2025Nitrogen, ammonia total [as N], monthly average8.46 lb/d≤ 2.3 lb/d268%
December 2025Nitrogen, ammonia total [as N], monthly average10.4 mg/L≤ 8 mg/L30%
December 2025Nitrogen, ammonia total [as N], monthly average10.4 mg/L≤ 8 mg/L30%
December 2025Nitrogen, ammonia total [as N], monthly average6.42 lb/d≤ 3.7 lb/d74%
December 2025Nitrogen, ammonia total [as N], monthly average6.42 lb/d≤ 3.7 lb/d74%
December 2025Oxygen, dissolved [DO], instantaneous minimum4.69 mg/L≥ 5 mg/L6%
December 2025Oxygen, dissolved [DO], instantaneous minimum4.69 mg/L≥ 5 mg/L6%
January 2026Solids, total suspended, monthly average15.48 lb/d≤ 9.2 lb/d68%
February 2026Nitrogen, ammonia total [as N], monthly average3.79 lb/d≤ 3.7 lb/d2%
February 2026Oxygen, dissolved [DO], instantaneous minimum4.67 mg/L≥ 5 mg/L7%
February 2026Solids, total suspended, monthly average11.61 lb/d≤ 9.2 lb/d26%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average15.5 lb/d≤ 9.2 lb/d68%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average20.4 mg/L≤ 20 mg/L2%
March 2026Coliform, fecal general, 30-day geometric mean> 2000 #/100mL≤ 1000 #/100mL—
March 2026Coliform, fecal general, 7-day geometric mean> 2000 #/100mL≤ 2000 #/100mL—
March 2026Nitrogen, ammonia total [as N], monthly average6.31 lb/d≤ 3.7 lb/d71%
March 2026Nitrogen, ammonia total [as N], monthly average8.3 mg/L≤ 8 mg/L4%
March 2026Solids, total suspended, monthly average11.4 lb/d≤ 9.2 lb/d24%
April 2026BOD, carbonaceous [5 day, 20 C], monthly average15.39 lb/d≤ 9.2 lb/d67%
April 2026Coliform, fecal general, 30-day geometric mean> 2000 #/100mL≤ 1000 #/100mL—
April 2026Coliform, fecal general, 7-day geometric mean> 2000 #/100mL≤ 2000 #/100mL—
April 2026Nitrogen, ammonia total [as N], 7-day average8.6 mg/L≤ 6.1 mg/L41%
April 2026Nitrogen, ammonia total [as N], monthly average6.65 lb/d≤ 2.8 lb/d138%
April 2026Nitrogen, ammonia total [as N], monthly average8.6 mg/L≤ 6.1 mg/L41%
April 2026Oxygen, dissolved [DO], instantaneous minimum4.1 mg/L≥ 5 mg/L18%
May 2026Coliform, fecal general, 30-day geometric mean> 2000 #/100mL≤ 1000 #/100mL—
May 2026Coliform, fecal general, 7-day geometric mean> 2000 #/100mL≤ 2000 #/100mL—
May 2026Nitrogen, ammonia total [as N], 7-day average17.1 mg/L≤ 7.5 mg/L128%
May 2026Nitrogen, ammonia total [as N], monthly average12.99 lb/d≤ 2.3 lb/d465%
May 2026Nitrogen, ammonia total [as N], monthly average17.1 mg/L≤ 5 mg/L242%
May 2026Oxygen, dissolved [DO], instantaneous minimum4.41 mg/L≥ 5 mg/L12%
June 2026Nitrogen, ammonia total [as N], 7-day average22.4 mg/L≤ 7.5 mg/L199%
June 2026Nitrogen, ammonia total [as N], monthly average17.02 lb/d≤ 2.3 lb/d640%
June 2026Nitrogen, ammonia total [as N], monthly average22.4 mg/L≤ 5 mg/L348%
June 2026Oxygen, dissolved [DO], instantaneous minimum3.21 mg/L≥ 5 mg/L36%
June 2026Solids, total suspended, monthly average17.47 lb/d≤ 9.2 lb/d90%
June 2026Solids, total suspended, monthly average23 mg/L≤ 20 mg/L15%
August 2026Coliform, fecal general, 30-day geometric mean> 2000 #/100mL≤ 1000 #/100mL—
August 2026Coliform, fecal general, 7-day geometric mean> 2000 #/100mL≤ 2000 #/100mL—
August 2026Nitrogen, ammonia total [as N], 7-day average22.8 mg/L≤ 7.5 mg/L204%
August 2026Nitrogen, ammonia total [as N], monthly average14.07 lb/d≤ 2.3 lb/d512%
August 2026Nitrogen, ammonia total [as N], monthly average22.8 mg/L≤ 5 mg/L356%
August 2026Oxygen, dissolved [DO], instantaneous minimum3.8 mg/L≥ 5 mg/L24%

Limits in force (27)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 20 mg/Lall year
Solids, total suspended7-day average≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ 9.2 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 8 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 6.1 mg/LApr
Nitrogen, ammonia total [as N]7-day average≤ 7.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]7-day average≤ 12 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]7-day average≤ 6.1 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ 2.3 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 3.7 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ 2.8 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
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≤ 20 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 15 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]7-day average≤ 30 mg/LJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]7-day average≤ 23 mg/LMay–Oct
BOD, carbonaceous [5 day, 20 C]monthly average≤ 9.2 lb/dJan, Feb, Mar, Apr, Nov, Dec
BOD, carbonaceous [5 day, 20 C]monthly average≤ 6.9 lb/dMay–Oct

How strict are these limits?

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

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