CARMEUSE LIME - MAYSVILLE OPERATION
NPDES ID: KY0090387
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: 3 effluent violations.
Violations
May 31, 2026
Nitrogen, ammonia total [as N]
3% over limit
Discharged 2.06 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Numeric Violation
April 30, 2026
Solids, total suspended
509% over limit
Discharged 213 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
489% over limit
Discharged 412 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, total suspended
1306% over limit
Discharged 984 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
840% over limit
Discharged 329 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Solids, total suspended
417% over limit
Discharged 181 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
159% over limit
Discharged 181 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
Solids, total suspended
531% over limit
Discharged 221 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
Solids, total suspended
216% over limit
Discharged 221 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2025
Solids, total suspended
6% over limit
Discharged 37 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 10.4 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 10.3 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Numeric Violation
January 31, 2025
Solids, total suspended
46% over limit
Discharged 102 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Solids, total suspended
74% over limit
Discharged 61 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.24 mg/L against a permitted limit of 3 mg/L (DAILY MX)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 3 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 1 MPN/100mL against a permitted limit of 240 MPN/100mL (7 DA GEO)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.011 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.98 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 2 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.72 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 7.35 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Solids, total suspended
0% over limit
Discharged 1 mg/L against a permitted limit of 45 mg/L (DAILY MX)
DMR, Limited - Overdue
pH
0% over limit
Discharged 7.35 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 2 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Overdue
BOD, carbonaceous [5 day, 20 C]
0% over limit
Discharged 2 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 15 mg/L (DAILY MX)
DMR, Limited - Overdue
Chlorine, total residual
0% over limit
Discharged 0 mg/L against a permitted limit of 0.019 mg/L (DAILY MX)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 70 mg/L (DAILY MX)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.00144 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 7.62 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (DAILY MX)
DMR, Monitor Only - Overdue
Oxygen, dissolved [DO]
0% over limit
Discharged 7.8 mg/L against a permitted limit of 7 mg/L (INST MIN)
DMR, Limited - Overdue
Nitrogen, ammonia total [as N]
0% over limit
Discharged 0.24 mg/L against a permitted limit of 2 mg/L (MO AVG)
DMR, Limited - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 9 SU (MAXIMUM)
DMR, Limited - Overdue
E. coli
0% over limit
Discharged 1 MPN/100mL against a permitted limit of 130 MPN/100mL (30DA GEO)
DMR, Limited - Overdue
Oil & Grease
0% over limit
Discharged 0 mg/L against a permitted limit of 10 mg/L (MO AVG)
DMR, Limited - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.72 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0.00144 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
Flow, in conduit or thru treatment plant
0% over limit
Discharged 0 MGD against a permitted limit of 0 MGD (MO AVG)
DMR, Monitor Only - Overdue
pH
0% over limit
Discharged 0 SU against a permitted limit of 6 SU (MINIMUM)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 0 mg/L against a permitted limit of 35 mg/L (MO AVG)
DMR, Limited - Overdue
Solids, total suspended
0% over limit
Discharged 1 mg/L against a permitted limit of 30 mg/L (MO AVG)
DMR, Limited - Overdue
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)