BOSTIK, INC.
NPDES ID: IL0001716
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: 4 effluent violations.
Violations
May 31, 2026
Mercury, total [as Hg]
106% over limit
Discharged 0.0000247 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Barium, total [as Ba]
4% over limit
Discharged 5.2 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Mercury, total [as Hg]
104% over limit
Discharged 0.0000245 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Barium, total [as Ba]
24% over limit
Discharged 6.2 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Barium, total [as Ba]
14% over limit
Discharged 5.7 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
68% over limit
Discharged 0.0000202 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
February 28, 2026
Mercury, total [as Hg]
60% over limit
Discharged 0.00001914 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Barium, total [as Ba]
16% over limit
Discharged 5.8 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
January 31, 2026
Barium, total [as Ba]
22% over limit
Discharged 6.1 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Mercury, total [as Hg]
66% over limit
Discharged 0.00001991 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Mercury, total [as Hg]
14% over limit
Discharged 0.00001363 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
Barium, total [as Ba]
6% over limit
Discharged 5.3 mg/L against a permitted limit of 5 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
November 30, 2025
Mercury, total [as Hg]
16% over limit
Discharged 0.00001396 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
October 31, 2025
Mercury, total [as Hg]
11% over limit
Discharged 0.0000133 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 9.1 SU against a permitted limit of 9 SU (MO MAX)
DMR, Limited - Numeric Violation
September 30, 2025
Mercury, total [as Hg]
11% over limit
Discharged 0.00001326 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
August 31, 2025
Mercury, total [as Hg]
10% over limit
Discharged 0.00001319 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
July 31, 2025
Mercury, total [as Hg]
10% over limit
Discharged 0.00001322 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
10% over limit
Discharged 0.00001322 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
June 30, 2025
Mercury, total [as Hg]
12% over limit
Discharged 0.00001339 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
12% over limit
Discharged 0.00001339 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
May 31, 2025
Mercury, total [as Hg]
12% over limit
Discharged 0.00001346 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
12% over limit
Discharged 0.00001346 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Mercury, total [as Hg]
14% over limit
Discharged 0.00001365 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
14% over limit
Discharged 0.00001365 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
March 31, 2025
Mercury, total [as Hg]
15% over limit
Discharged 0.00001375 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
15% over limit
Discharged 0.00001375 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
February 28, 2025
Mercury, total [as Hg]
17% over limit
Discharged 0.000014 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
17% over limit
Discharged 0.000014 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
January 31, 2025
Mercury, total [as Hg]
6% over limit
Discharged 0.00001272 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Overdue
Mercury, total [as Hg]
6% over limit
Discharged 0.00001272 mg/L against a permitted limit of 0.000012 mg/L (ANNL AVG)
DMR, Limited - Numeric Violation
October 31, 2024
pH
0% over limit
Discharged 6.14 SU against a permitted limit of 6.5 SU (MO MIN)
DMR, Limited - Numeric Violation
September 30, 2024
BOD, 5-day, 20 deg. C
60% over limit
Discharged 16 mg/L against a permitted limit of 10 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
BOD, 5-day, 20 deg. C
40% over limit
Discharged 28 mg/L against a permitted limit of 20 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)