LYNN HAVEN AWTF
NPDES ID: FL0169978
X — SNC: Effluent violation (non-monthly average limit)
The facility discharged more of a pollutant than its permit allows, measured over a period other than a monthly average.
This quarter: 10 effluent violations, 7 single-event violations.
Violations
April 30, 2026
Phosphorus, total [as P]
20% over limit
Discharged 1.2 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
268% over limit
Discharged 51.55 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
March 31, 2026
Coliform, fecal general
268% over limit
Discharged 51.53 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
27% over limit
Discharged 1.267 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
36% over limit
Discharged 6.11 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
53% over limit
Discharged 13.8 mg/L against a permitted limit of 9 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
February 28, 2026
Coliform, fecal general
270% over limit
Discharged 51.79 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
51% over limit
Discharged 0.0056 mg/L against a permitted limit of 0.0037 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
9% over limit
Discharged 4.89 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
27% over limit
Discharged 1.268 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Phosphorus, total [as P]
63% over limit
Discharged 2.45 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
275% over limit
Discharged 52.48 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
145% over limit
Discharged 2.45 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
205% over limit
Discharged 6.1 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
28% over limit
Discharged 1.28 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Phosphorus, total [as P]
5% over limit
Discharged 2.1 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
15% over limit
Discharged 1.15 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
38% over limit
Discharged 1.38 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia
96% over limit
Discharged 4.2 % against a permitted limit of 100 % (MINIMUM)
DMR, Limited - Numeric Violation
Coliform, fecal general
277% over limit
Discharged 52.81 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Coliform, fecal general
277% over limit
Discharged 52.754 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
9% over limit
Discharged 1.094 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Phosphorus, total [as P]
31% over limit
Discharged 1.31 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
276% over limit
Discharged 52.67 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
40% over limit
Discharged 2.8 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
13% over limit
Discharged 1.13 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
17% over limit
Discharged 5.27 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
2713% over limit
Discharged 2419.5 MPN/100mL against a permitted limit of 86 MPN/100mL (MAXIMUM)
DMR, Limited - Numeric Violation
September 30, 2025
Phosphorus, total [as P]
45% over limit
Discharged 2.9 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
113% over limit
Discharged 2.13 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
34% over limit
Discharged 6.05 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Copper, total recoverable
3% over limit
Discharged 0.0038 mg/L against a permitted limit of 0.0037 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
42% over limit
Discharged 2.13 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, total [as N]
87% over limit
Discharged 12.6 mg/L against a permitted limit of 6.75 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
40% over limit
Discharged 12.6 mg/L against a permitted limit of 9 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
65% over limit
Discharged 7.41 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Phosphorus, total [as P]
107% over limit
Discharged 3.1 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
55% over limit
Discharged 3.1 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
80% over limit
Discharged 1.8 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Phosphorus, total [as P]
300% over limit
Discharged 6 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
45% over limit
Discharged 2.2 mg/L against a permitted limit of 4 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
200% over limit
Discharged 6 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
130% over limit
Discharged 2.3 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, total [as N]
2% over limit
Discharged 4.6 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Phosphorus, total [as P]
67% over limit
Discharged 2.5 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
600% over limit
Discharged 0.07 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
25% over limit
Discharged 2.5 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
2% over limit
Discharged 2.56 MGD against a permitted limit of 2.5 MGD (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
10% over limit
Discharged 1.1 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Nitrogen, total [as N]
4% over limit
Discharged 4.7 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
1900% over limit
Discharged 0.2 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
February 28, 2025
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia
8% over limit
Discharged 92.1 % against a permitted limit of 100 % (MINIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
63% over limit
Discharged 1.5 mg/L against a permitted limit of 4 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
55900% over limit
Discharged 5.6 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
January 31, 2025
Nitrogen, total [as N]
8% over limit
Discharged 7.3 mg/L against a permitted limit of 6.75 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
38% over limit
Discharged 2.5 mg/L against a permitted limit of 4 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
10% over limit
Discharged 2.2 mg/L against a permitted limit of 2 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
11900% over limit
Discharged 1.2 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
2% over limit
Discharged 4.6 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
47% over limit
Discharged 2.2 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
27% over limit
Discharged 5.7 mg/L against a permitted limit of 4.5 mg/L (MO AVG)
DMR, Limited - Numeric Violation
December 31, 2024
Chlorine, total residual
15000% over limit
Discharged 1.51 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
IC25 Static Renewal 7 Day Chronic Ceriodaphnia dubia
67% over limit
Discharged 33.4 % against a permitted limit of 100 % (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
4% over limit
Discharged 4.7 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Phosphorus, total [as P]
20% over limit
Discharged 1.8 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
2% over limit
Discharged 4.6 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
10% over limit
Discharged 1.1 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
21900% over limit
Discharged 2.2 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
October 31, 2024
Nitrogen, total [as N]
5% over limit
Discharged 4.74 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
53% over limit
Discharged 21.4 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
9% over limit
Discharged 1.64 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
9900% over limit
Discharged 1 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
September 30, 2024
Chlorine, total residual
8% over limit
Discharged 3.7 mg/L against a permitted limit of 4 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Coliform, fecal general
139% over limit
Discharged 33.5 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
7% over limit
Discharged 4.8 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
16900% over limit
Discharged 1.7 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
10% over limit
Discharged 1.1 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
10% over limit
Discharged 1.1 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
20% over limit
Discharged 1.8 mg/L against a permitted limit of 1.5 mg/L (WKLY AVG)
DMR, Limited - Numeric Violation
August 31, 2024
Chlorine, total residual
10800% over limit
Discharged 1.09 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Chlorine, total residual
15% over limit
Discharged 3.4 mg/L against a permitted limit of 4 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
8% over limit
Discharged 4.87 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Coliform, fecal general
287% over limit
Discharged 54.2 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
6% over limit
Discharged 1.06 mg/L against a permitted limit of 1 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
16% over limit
Discharged 1.16 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Chlorine, total residual
10% over limit
Discharged 3.6 mg/L against a permitted limit of 4 mg/L (MINIMUM)
DMR, Limited - Numeric Violation
Phosphorus, total [as P]
20% over limit
Discharged 1.2 mg/L against a permitted limit of 1 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Flow, in conduit or thru treatment plant
12% over limit
Discharged 2.808 MGD against a permitted limit of 2.5 MGD (ANNL AVG)
DMR, Limited - Numeric Violation
Chlorine, total residual
3500% over limit
Discharged 0.36 mg/L against a permitted limit of 0.01 mg/L (MAXIMUM)
DMR, Limited - Numeric Violation
Coliform, fecal general
296% over limit
Discharged 55.5 MPN/100mL against a permitted limit of 14 MPN/100mL (ANNL AVG)
DMR, Limited - Numeric Violation
Nitrogen, total [as N]
11% over limit
Discharged 5 mg/L against a permitted limit of 4.5 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Enterococci: group D, MF trans, M-E, EIA
1761% over limit
Discharged 2419.6 MPN/100mL against a permitted limit of 130 MPN/100mL (90TH %)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)