C44/100
Monument Tap Water Quality: Is It Safe to Drink? (2026 Report)
Serving 31,008 residents · Colorado
What's In Monument's Tap Water?
51
Contaminants Tested
0
Exceed EPA Limits
2
Above EPA Goals
2 contaminants above EPA health goals
| Contaminant | Detected | Limit (MCL) | Status |
|---|---|---|---|
chlorate | 230.00 µg/L | — | Above Goal |
Lead (90th percentile) | 0.002 mg/L | 0.015 mg/L | Above Goal |
EPA Violation History
2
Violations (last 5yr)
0
Unresolved
0
Health-Related
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2024 – June 30, 2024Enforcement: Resolving — corrective action underway
TIER 3Resolved
Exceeded the MCL for disinfection byproducts
This is a paperwork/process violation — it does not mean a contaminant was detected at unsafe levels.
When: April 1, 2024 – June 30, 2024Enforcement: 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
MONUMENT TOWN OF
Population Served
5,740
Water Source
Groundwater
System ID
CO0121475
TRIVIEW MD
Population Served
5,737
Water Source
Purchased Surface Water
System ID
CO0121840
WOODMOOR WSD
Population Served
18,031
Water Source
Surface Water
System ID
CO0121950
WALDEN WSD
Population Served
1,500
Water Source
Groundwater
System ID
CO0121850
Frequently Asked Questions About Monument Water
Is Monument tap water safe to drink?
Monument, Colorado tap water receives a grade of C (44/100), which is considered fair. 1 contaminant(s) exceed EPA maximum contaminant levels and 270 violation(s) are on record. Residents should consider using an NSF-certified water filter to reduce contaminant exposure.
What contaminants are in Monument's water?
Of the 52 contaminants tested in Monument's water supply, the most notable include Copper (90th percentile), Lead (90th percentile), chlorate. 1 contaminant(s) exceed EPA legal limits (MCLs). 3 contaminant(s) exceed EPA health goals (MCLGs), which are non-enforceable targets set at levels with no known health risk.
Does Monument have any water quality violations?
Yes, Monument has 270 EPA violation(s) on record, with the most recent in 2024. Violation types include MR, MCL, TT. 14 of these are health-based violations, which are the most serious category.
Do I need a water filter in Monument?
Based on EPA data, using a water filter in Monument 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 Monument's tap water come from?
Monument's drinking water is sourced from groundwater and supplied by MONUMENT TOWN OF and 3 other water system(s). The system serves approximately 31,008 people. Groundwater is pumped from underground aquifers, which often provides natural filtration.
How often is Monument'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. Monument'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 Monument's water compare to other cities in Colorado?
Monument's water quality score of 44/100 earns a grade of C, which is considered fair. This is a below-average score that indicates room for improvement. Visit our Colorado state page to see how all cities in the state compare.
What should I do if I'm concerned about Monument's water quality?
If you have concerns about Monument'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 (MONUMENT TOWN OF) 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.