PlainWater
StatesIowa

MAQUOKETA CAVES STATE PARK #3

PWS ID: IA4950923 · MAQUOKETA, Iowa 52060

Population Served
50
Total Violations
141
Health-Based Violations
13
Water Source
Groundwater

System Details

System Type
Transient Non-Community
Owner Type
State
Connections
1
County
Jackson
School/Daycare
No
MCL Violations
10
Monitoring Violations
112
Treatment Tech Violations
3

Violation History

Contaminant violations recorded by EPA.

Contaminant Category Count Latest
Coliform (TCR) MR 71 2016
Nitrate MR 20 2016
Public Notice Other 16 2021
Nitrite MR 13 1999
Coliform (TCR) MCL 10 2015
Revised Total Coliform Rule MON 8 2020
Revised Total Coliform Rule TT 3 2020
Data Sources: EPA Safe Drinking Water Information System (SDWIS), Q4 2025. This data is provided for informational purposes only.