RIO PUERCO WWTP/ROUTE 66 CASINO
NPDES ID: NM0030686
S — SNC: Compliance schedule violation
The facility missed a deadline in its compliance schedule by more than 90 days.
This quarter: 2 effluent violations, 18 permit schedule violations.
Violations
June 30, 2026
Solids, total dissolved
48% over limit
Discharged 370 mg/L against a permitted limit of 250 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
May 31, 2026
Mercury, total [as Hg]
82% over limit
Discharged 0.000002 mg/L against a permitted limit of 0.0000011 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
March 31, 2026
Solids, total dissolved
20% over limit
Discharged 300 mg/L against a permitted limit of 250 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
February 28, 2026
Mercury, total [as Hg]
9% over limit
Discharged 0.0000012 mg/L against a permitted limit of 0.0000011 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
December 31, 2025
Solids, total dissolved
36% over limit
Discharged 340 mg/L against a permitted limit of 250 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Mercury, total [as Hg]
418% over limit
Discharged 0.0000057 mg/L against a permitted limit of 0.0000011 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (5 months ago)
Last confirmed
September 15, 2026 (5 days ago)