BUCKHILL ESTATES WWTP
NPDES ID: IN0058548
E — SNC: Effluent violation (monthly average limit)
The facility discharged more of a pollutant than its permit allows, based on a monthly average.
This quarter: 8 effluent violations.
Violations
May 31, 2026
BOD, carbonaceous [5 day, 20 C]
58% over limit
Discharged 30.09 mg/L against a permitted limit of 19 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
26% over limit
Discharged 16.32 mg/L against a permitted limit of 13 mg/L (MO AVG)
DMR, Limited - Numeric Violation
E. coli, colony forming units [CFU]
86% over limit
Discharged 437 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
550% over limit
Discharged 17.55 mg/L against a permitted limit of 2.7 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
235% over limit
Discharged 6.034 mg/L against a permitted limit of 1.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
165% over limit
Discharged 0.361384 kg/d against a permitted limit of 0.1362 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
265% over limit
Discharged 0.66193199 kg/d against a permitted limit of 0.1816 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
E. coli, colony forming units [CFU]
930% over limit
Discharged 2420 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
120% over limit
Discharged 0.300094 kg/d against a permitted limit of 0.1362 kg/d (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
283% over limit
Discharged 0.69598199 kg/d against a permitted limit of 0.1816 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
467% over limit
Discharged 15.3 mg/L against a permitted limit of 2.7 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
232% over limit
Discharged 5.983 mg/L against a permitted limit of 1.8 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Nitrogen, ammonia total [as N]
4% over limit
Discharged 2.08 mg/L against a permitted limit of 2 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
11% over limit
Discharged 0.150728 kg/d against a permitted limit of 0.1362 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
June 30, 2025
BOD, carbonaceous [5 day, 20 C]
68% over limit
Discharged 31.95 mg/L against a permitted limit of 19 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
BOD, carbonaceous [5 day, 20 C]
51% over limit
Discharged 2.05661998 kg/d against a permitted limit of 1.36199999 kg/d (MX WK AV)
DMR, Limited - Numeric Violation
January 31, 2025
Solids, total suspended
22% over limit
Discharged 54.8 mg/L against a permitted limit of 45 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
157% over limit
Discharged 6.93 mg/L against a permitted limit of 2.7 mg/L (MX WK AV)
DMR, Limited - Numeric Violation
October 31, 2024
E. coli, colony forming units [CFU]
289% over limit
Discharged 914 MPN/100mL against a permitted limit of 235 MPN/100mL (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
August 1, 2026 (5 days ago)