ECHO VALLEY MOBILE HOME PARK NO. 2
NPDES ID: IA0068241
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]
106% over limit
Discharged 3.5 mg/L against a permitted limit of 1.7 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
9% over limit
Discharged 3.5 mg/L against a permitted limit of 3.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
April 30, 2026
Nitrogen, ammonia total [as N]
13% over limit
Discharged 1.7 mg/L against a permitted limit of 1.5 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
January 31, 2026
Nitrogen, ammonia total [as N]
8% over limit
Discharged 0.19537617 kg/d against a permitted limit of 0.1816 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
26% over limit
Discharged 4.3 mg/L against a permitted limit of 3.4 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
December 31, 2025
Nitrogen, ammonia total [as N]
7% over limit
Discharged 0.14605044 kg/d against a permitted limit of 0.1362 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
8% over limit
Discharged 4.2 mg/L against a permitted limit of 3.9 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
68% over limit
Discharged 4.2 mg/L against a permitted limit of 2.5 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
November 30, 2025
Nitrogen, ammonia total [as N]
83% over limit
Discharged 4.2 mg/L against a permitted limit of 2.3 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 6.4 SU against a permitted limit of 6.5 SU (DAILY MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
56% over limit
Discharged 4.2 mg/L against a permitted limit of 2.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
October 31, 2025
Solids, total suspended
4% over limit
Discharged 83 mg/L against a permitted limit of 80 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
113% over limit
Discharged 3.4 mg/L against a permitted limit of 1.6 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
20% over limit
Discharged 0.10916793 kg/d against a permitted limit of 0.0908 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
26% over limit
Discharged 3.4 mg/L against a permitted limit of 2.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
September 30, 2025
Nitrogen, ammonia total [as N]
355% over limit
Discharged 5 mg/L against a permitted limit of 1.1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
15% over limit
Discharged 0.15599803 kg/d against a permitted limit of 0.1362 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
244% over limit
Discharged 0.15599803 kg/d against a permitted limit of 0.0454 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
85% over limit
Discharged 5 mg/L against a permitted limit of 2.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2025
Nitrogen, ammonia total [as N]
152% over limit
Discharged 6.8 mg/L against a permitted limit of 2.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
580% over limit
Discharged 6.8 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
77% over limit
Discharged 0.24099409 kg/d against a permitted limit of 0.1362 kg/d (DAILY MX)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
431% over limit
Discharged 0.24099409 kg/d against a permitted limit of 0.0454 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
July 31, 2025
pH
0% over limit
Discharged 5 SU against a permitted limit of 6.5 SU (DAILY MN)
DMR, Limited - Numeric Violation
May 31, 2025
Nitrogen, ammonia total [as N]
59% over limit
Discharged 5.1 mg/L against a permitted limit of 3.2 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
pH
0% over limit
Discharged 0.72 SU against a permitted limit of 6.5 SU (DAILY MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
200% over limit
Discharged 5.1 mg/L against a permitted limit of 1.7 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
April 30, 2025
Nitrogen, ammonia total [as N]
33% over limit
Discharged 2 mg/L against a permitted limit of 1.5 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Oxygen, dissolved [DO]
0% over limit
Discharged 0 mg/L against a permitted limit of 5 mg/L (DAILY MN)
DMR, Limited - Overdue
March 31, 2025
pH
0% over limit
Discharged 5.5 SU against a permitted limit of 6.5 SU (DAILY MN)
DMR, Limited - Numeric Violation
February 28, 2025
pH
0% over limit
Discharged 3.4 SU against a permitted limit of 6.5 SU (DAILY MN)
DMR, Limited - Numeric Violation
January 31, 2025
pH
0% over limit
Discharged 3.4 SU against a permitted limit of 6.5 SU (DAILY MN)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
33% over limit
Discharged 0.24087288 kg/d against a permitted limit of 0.1816 kg/d (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
109% over limit
Discharged 7.1 mg/L against a permitted limit of 3.4 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
November 30, 2024
Nitrogen, ammonia total [as N]
4% over limit
Discharged 2.8 mg/L against a permitted limit of 2.7 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
Nitrogen, ammonia total [as N]
4% over limit
Discharged 2.8 mg/L against a permitted limit of 2.7 mg/L (DAILY MX)
DMR, Limited - Numeric Violation
August 31, 2024
Nitrogen, ammonia total [as N]
100% over limit
Discharged 2 mg/L against a permitted limit of 1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
July 31, 2024
Nitrogen, ammonia total [as N]
136% over limit
Discharged 2.6 mg/L against a permitted limit of 1.1 mg/L (30DA AVG)
DMR, Limited - Numeric Violation
First flagged
April 14, 2026 (3 months ago)
Last confirmed
July 13, 2026 (23 days ago)