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Recovery Centers of Arkansas, Inc. - Oasis Renewal Center

Specialty Hospitals Except Psychiatric, Little Rock, Arkansas. NPDES permit AR0045560, in force until Jun 30, 2030. Last 12 months: over a limit 15 times (last July 2026), 1 of 21 reports late. Source: EPA ECHO, Oct 22, 2026.

Reports due
About 25 days after each period: form A monthly (2 values), form Q quarterly (17 values), form F quarterly
Last report on file
September 2026
Oct 2024 – Sep 2025
3 values over a limit, 0 required values missing, 4 of 21 reports late

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

All 15 values over a limit
Period endingParameterReportedLimitOver by
January 2026Oxygen, dissolved [DO], instantaneous minimum1.91 mg/L≥ 2 mg/L5%
March 2026pH, minimum5.8 SU≥ 6 SU—
April 2026Nitrogen, ammonia total [as N], daily maximum2.89 lb/d≤ .07 lb/d4029%
April 2026Nitrogen, ammonia total [as N], daily maximum22 mg/L≤ 5.2 mg/L323%
April 2026Nitrogen, ammonia total [as N], monthly average2.89 lb/d≤ .07 lb/d4029%
April 2026Nitrogen, ammonia total [as N], monthly average22 mg/L≤ 5.2 mg/L323%
June 2026BOD, carbonaceous [5 day, 20 C], daily maximum1.01 lb/d≤ .4 lb/d153%
June 2026BOD, carbonaceous [5 day, 20 C], monthly average1.01 lb/d≤ .27 lb/d274%
June 2026Oil & Grease, daily maximum< .66 lb/d≤ .2 lb/d230%
June 2026Oil & Grease, monthly average< .66 lb/d≤ .13 lb/d408%
June 2026Solids, total suspended, daily maximum1.8 lb/d≤ .4 lb/d350%
June 2026Solids, total suspended, monthly average1.8 lb/d≤ .27 lb/d567%
July 2026Nitrogen, ammonia total [as N], daily maximum24 mg/L≤ 7.5 mg/L220%
July 2026Nitrogen, ammonia total [as N], monthly average24 mg/L≤ 5 mg/L380%
July 2026Oxygen, dissolved [DO], instantaneous minimum1.16 mg/L≥ 3 mg/L61%

Limits in force (33)

ParameterStatisticLimitMonths
Oxygen, dissolved [DO]instantaneous minimum≥ 2 mg/LJan, Feb, Mar, Apr, Nov, Dec
Oxygen, dissolved [DO]instantaneous minimum≥ 3 mg/LMay–Oct
pHminimum≥ 6 SUall year
pHmaximum≤ 9 SUall year
Solids, total suspendedmonthly average≤ 20 mg/Lall year
Solids, total suspendeddaily maximum≤ 30 mg/Lall year
Solids, total suspendedmonthly average≤ .27 lb/dall year
Solids, total suspendeddaily maximum≤ .4 lb/dall year
Oil & Greasemonthly average≤ 10 mg/Lall year
Oil & Greasedaily maximum≤ 15 mg/Lall year
Oil & Greasemonthly average≤ .13 lb/dall year
Oil & Greasedaily maximum≤ .2 lb/dall year
Nitrogen, ammonia total [as N]monthly average≤ 5.2 mg/LApr
Nitrogen, ammonia total [as N]monthly average≤ 5 mg/LMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ 12 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ 5.2 mg/LApr
Nitrogen, ammonia total [as N]daily maximum≤ 7.5 mg/LMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ 14.7 mg/LJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]monthly average≤ .07 lb/dApr
Nitrogen, ammonia total [as N]monthly average≤ .07 lb/dMay–Oct
Nitrogen, ammonia total [as N]monthly average≤ .16 lb/dJan, Feb, Mar, Nov, Dec
Nitrogen, ammonia total [as N]daily maximum≤ .07 lb/dApr
Nitrogen, ammonia total [as N]daily maximum≤ .1 lb/dMay–Oct
Nitrogen, ammonia total [as N]daily maximum≤ .2 lb/dJan, Feb, Mar, Nov, Dec
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 maximumreport only (mg/L)all year
Coliform, fecal general30-day geometric mean≤ 1000 #/100mLall year
Coliform, fecal general7-day geometric mean≤ 2000 #/100mLall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ 20 mg/Lall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ 30 mg/Lall year
BOD, carbonaceous [5 day, 20 C]monthly average≤ .27 lb/dall year
BOD, carbonaceous [5 day, 20 C]daily maximum≤ .4 lb/dall year

New limits from Jul 1, 2028

ParameterNew limitNew or tighterMedian, last 12 months× new limit
Chlorine, total residual, instantaneous maximum0.011 mg/Lnew0.05 mg/L (4 values, 1 below detection)4.55×

How strict are these limits?

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

Same industry: the 3 Health Services permits in Arkansas.

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