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Westwood Village Sewer Facilities Board - Westwood Village Sewer Plant

Sewage treatment plant, Hot Springs, Arkansas. NPDES permit AR0044172, in force until Mar 31, 2027. Last 12 months: over a limit 57 times (last May 2026). Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (21 values)
Renewal application due
Oct 2, 2026 · 180 days before expiry; your permit may set another date
Last report on file
August 2026
Oct 2024 – Sep 2025
97 values over a limit, 0 required values missing, 3 of 12 reports late

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

All 57 values over a limit
Period endingParameterReportedLimitOver by
October 2025BOD, carbonaceous [5 day, 20 C], monthly average14 mg/L≤ 10 mg/L40%
October 2025Nitrogen, ammonia total [as N], 7-day average30.7 mg/L≤ 5.2 mg/L490%
October 2025Nitrogen, ammonia total [as N], monthly average1.8 lb/d≤ .8 lb/d125%
October 2025Nitrogen, ammonia total [as N], monthly average30.7 mg/L≤ 5 mg/L514%
October 2025Oxygen, dissolved [DO], instantaneous minimum4.98 mg/L≥ 5 mg/L0%
October 2025Phosphorus, total [as P], 7-day average5.73 mg/L≤ 1.5 mg/L282%
October 2025Phosphorus, total [as P], monthly average.33 lb/d≤ .2 lb/d65%
October 2025Phosphorus, total [as P], monthly average5.73 mg/L≤ 1 mg/L473%
November 2025BOD, carbonaceous [5 day, 20 C], 7-day average24.3 mg/L≤ 15 mg/L62%
November 2025BOD, carbonaceous [5 day, 20 C], monthly average1.8 lb/d≤ 1.7 lb/d6%
November 2025BOD, carbonaceous [5 day, 20 C], monthly average24.3 mg/L≤ 10 mg/L143%
November 2025Nitrogen, ammonia total [as N], 7-day average31.8 mg/L≤ 14.7 mg/L116%
November 2025Nitrogen, ammonia total [as N], monthly average2.31 lb/d≤ 1.7 lb/d36%
November 2025Nitrogen, ammonia total [as N], monthly average31.8 mg/L≤ 10 mg/L218%
November 2025Phosphorus, total [as P], 7-day average5.4 mg/L≤ 1.5 mg/L260%
November 2025Phosphorus, total [as P], monthly average.4 lb/d≤ .2 lb/d100%
November 2025Phosphorus, total [as P], monthly average5.4 mg/L≤ 1 mg/L440%
November 2025Solids, total suspended, 7-day average40 mg/L≤ 22.5 mg/L78%
November 2025Solids, total suspended, monthly average2.9 lb/d≤ 2.5 lb/d16%
November 2025Solids, total suspended, monthly average40 mg/L≤ 15 mg/L167%
December 2025BOD, carbonaceous [5 day, 20 C], monthly average12.9 mg/L≤ 10 mg/L29%
December 2025Nitrogen, ammonia total [as N], 7-day average28 mg/L≤ 14.7 mg/L90%
December 2025Nitrogen, ammonia total [as N], monthly average28 mg/L≤ 10 mg/L180%
December 2025Phosphorus, total [as P], 7-day average3.8 mg/L≤ 1.5 mg/L153%
December 2025Phosphorus, total [as P], monthly average.23 lb/d≤ .2 lb/d15%
December 2025Phosphorus, total [as P], monthly average3.8 mg/L≤ 1 mg/L280%
January 2026Nitrogen, ammonia total [as N], 7-day average43.1 mg/L≤ 14.7 mg/L193%
January 2026Nitrogen, ammonia total [as N], monthly average2.7 lb/d≤ 1.7 lb/d59%
January 2026Nitrogen, ammonia total [as N], monthly average43.1 mg/L≤ 10 mg/L331%
January 2026Phosphorus, total [as P], 7-day average4 mg/L≤ 1.5 mg/L167%
January 2026Phosphorus, total [as P], monthly average.25 lb/d≤ .2 lb/d25%
January 2026Phosphorus, total [as P], monthly average4 mg/L≤ 1 mg/L300%
February 2026Nitrogen, ammonia total [as N], monthly average1.8 lb/d≤ 1.7 lb/d6%
February 2026Nitrogen, ammonia total [as N], monthly average11.9 mg/L≤ 10 mg/L19%
February 2026Phosphorus, total [as P], 7-day average2.7 mg/L≤ 1.5 mg/L80%
February 2026Phosphorus, total [as P], monthly average.4 lb/d≤ .2 lb/d100%
February 2026Phosphorus, total [as P], monthly average2.7 mg/L≤ 1 mg/L170%
March 2026BOD, carbonaceous [5 day, 20 C], monthly average14.4 mg/L≤ 10 mg/L44%
March 2026Nitrogen, ammonia total [as N], monthly average11.8 mg/L≤ 10 mg/L18%
March 2026Oxygen, dissolved [DO], instantaneous minimum4.4 mg/L≥ 5 mg/L12%
March 2026Phosphorus, total [as P], 7-day average3.2 mg/L≤ 1.5 mg/L113%
March 2026Phosphorus, total [as P], monthly average.3 lb/d≤ .2 lb/d50%
March 2026Phosphorus, total [as P], monthly average3.2 mg/L≤ 1 mg/L220%
April 2026Nitrogen, ammonia total [as N], 7-day average26.7 mg/L≤ 5.2 mg/L413%
April 2026Nitrogen, ammonia total [as N], monthly average2.6 lb/d≤ .9 lb/d189%
April 2026Nitrogen, ammonia total [as N], monthly average26.7 mg/L≤ 5.2 mg/L413%
April 2026Oxygen, dissolved [DO], instantaneous minimum3.75 mg/L≥ 5 mg/L25%
April 2026Phosphorus, total [as P], 7-day average6.2 mg/L≤ 1.5 mg/L313%
April 2026Phosphorus, total [as P], monthly average.6 lb/d≤ .2 lb/d200%
April 2026Phosphorus, total [as P], monthly average6.2 mg/L≤ 1 mg/L520%
May 2026Nitrogen, ammonia total [as N], 7-day average39.3 mg/L≤ 5.2 mg/L656%
May 2026Nitrogen, ammonia total [as N], monthly average2.75 lb/d≤ .8 lb/d244%
May 2026Nitrogen, ammonia total [as N], monthly average39.3 mg/L≤ 5 mg/L686%
May 2026Phosphorus, total [as P], 7-day average3.3 mg/L≤ 1.5 mg/L120%
May 2026Phosphorus, total [as P], monthly average.23 lb/d≤ .2 lb/d15%
May 2026Phosphorus, total [as P], monthly average3.3 mg/L≤ 1 mg/L230%
May 2026pH, minimum5.85 SU≥ 6 SU—

Limits in force (29)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 5 mg/Lall year
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 15 mg/Lall year
Solids, total suspended7-day average≤ 22.5 mg/Lall year
Solids, total suspendedmonthly average≤ 2.5 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≤ 5.2 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 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 1.7 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ .9 lb/dApr
Phosphorus, total [as P]monthly average≤ 1 mg/Lall year
Phosphorus, total [as P]7-day average≤ 1.5 mg/Lall year
Phosphorus, total [as P]monthly average≤ .2 lb/dall year
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 generalmonthly average≤ 200 #/100mLMay–Sep
Coliform, fecal generalmonthly average≤ 1000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
Coliform, fecal general7-day geometric mean≤ 400 #/100mLMay–Sep
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLJan, Feb, Mar, Apr, Oct, Nov, Dec
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≤ 10 mg/Lall year
BOD, carbonaceous [5 day, 20 C]7-day average≤ 15 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 1.7 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/AR0044172 · MCP: https://passage-data.com/mcp