A82/100
Pleasant Plains Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 1,508 residents · Illinois
What's In Pleasant Plains's Tap Water?
2
Contaminants Tested
1
Exceed EPA Limits
1
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
Copper (90th percentile) | 1.38 mg/L | 1.30 mg/L | Over Limit |
Lead (90th percentile) | 0.005 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
3
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Surface water treatment technique failure
When: July 1, 2024 – August 5, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Disinfection byproduct treatment technique failure
When: April 14, 2024 – June 18, 2024Rule: Ground Water RuleEnforcement: Resolving — corrective action underway
TIER 3Resolved
Failed Level 2 Assessment under Revised Total Coliform Rule
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: January 1, 2023 – March 31, 2023Rule: Stage 1 DBPREnforcement: Resolving — corrective action underway
Understanding violation severity
Tier 1Urgent health risk. Utility must notify all customers within 24 hours.Tier 2Important health or treatment issue. Customers notified within 30 days.Tier 3Administrative or monitoring issue. Reported in the annual water quality report.
Source: EPA Safe Drinking Water Information System (SDWIS) · Updated quarterly
Water Utility Details
PLEASANT PLAINS
Population Served
1,508
Water Source
Groundwater
System ID
IL1670900
Frequently Asked Questions About Pleasant Plains Water
Is Pleasant Plains tap water safe to drink?
Pleasant Plains, Illinois tap water receives a grade of A (82/100), which is considered excellent. Out of 2 contaminants tested, 1 exceed EPA maximum contaminant levels (MCLs) and 2 exceed health guidelines (MCLGs). While the water meets federal standards, some residents may still choose to use a filter for additional peace of mind.
What contaminants are in Pleasant Plains's water?
Of the 2 contaminants tested in Pleasant Plains's water supply, the most notable include Copper (90th percentile), Lead (90th percentile). 1 contaminant(s) exceed EPA legal limits (MCLs). 2 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Pleasant Plains have any water quality violations?
Yes, Pleasant Plains has 7 EPA violation(s) on record, with the most recent in 2024. Violation types include Other, MR. None of these are classified as health-based violations.
Do I need a water filter in Pleasant Plains?
Based on EPA data, using a water filter in Pleasant Plains is recommended. 1 contaminant(s) exceed legal limits. An NSF-certified filter — such as a reverse osmosis or activated carbon system — can effectively reduce many common contaminants. Choose a filter certified to remove the specific contaminants found in your area.
Where does Pleasant Plains's tap water come from?
Pleasant Plains's drinking water is sourced from groundwater and supplied by PLEASANT PLAINS. The system serves approximately 1,508 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Pleasant Plains's water tested?
Under the Safe Drinking Water Act (SDWA), water utilities are required to regularly test for over 90 contaminants. Testing frequency varies by contaminant — some are tested monthly, others quarterly or annually. Pleasant Plains's water systems must report results to the EPA and publish an annual Consumer Confidence Report (CCR). The data on this page reflects the latest available EPA testing data.
How does Pleasant Plains's water compare to other cities in Illinois?
Pleasant Plains's water quality score of 82/100 earns a grade of A, which is considered excellent. This places Pleasant Plains among the better-performing water systems in Illinois. Visit our Illinois state page to see how all cities in the state compare.
What should I do if I'm concerned about Pleasant Plains's water quality?
If you have concerns about Pleasant Plains's tap water, consider these steps: (1) Request your utility's annual Consumer Confidence Report for detailed local data. (2) Get your water independently tested through a state-certified laboratory. (3) Consider an NSF-certified water filter rated for the contaminants found in your area. (4) Contact your water utility (PLEASANT PLAINS) with specific questions. (5) Report water quality issues to your state drinking water program or the EPA Safe Drinking Water Hotline at 800-426-4791.