Is Edgewater, CO Tap Water Safe to Drink?
Graded A-, with 1 unresolved violation on record. See what was cited — and what it means for your tap. What to do next ↓
89.8/100
waterverge.com Edgewater, CO — Water Quality Report
Edgewater's drinking water received a grade of A- (89.8 out of 100), indicating good water quality. The city's 1 water system serves approximately 5,300 residents using purchased surface water.
Lead levels were measured at 2.6 ppb (90th percentile), well within EPA limits. This system has not yet been tested for PFAS under the EPA UCMR 5 program.
The system has 4 violations on record, including 0 health-based violations. 1 remains unresolved.
What to know about Edgewater's water
Edgewater ranks #21 out of 246 cities in Colorado for water quality, placing it one of the best in the state.
The city draws from surface water sources, which are more susceptible to seasonal runoff and agricultural contamination, requiring extensive multi-barrier treatment including coagulation, filtration, and disinfection.
Water quality score
See methodology →Is Edgewater, CO water safe to drink?
Edgewater's tap water meets most EPA standards but has areas that warrant attention. With a grade of A- (89.8/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 5,300 residents using surface water (rivers, lakes, or reservoirs).
Recent water quality updates for Edgewater
A timeline of significant water quality events, violations, and data updates.
Latest EPA compliance and testing data incorporated into Edgewater's water quality assessment. Grade: A- (89.8/100).
Federal disaster declaration (FEMA DR-4731). Flood event — may have impacted local water infrastructure.
Federal disaster declaration (FEMA DR-4145). Flood event — may have impacted local water infrastructure.
Contaminants: Coliform (TCR).
Contaminants: Coliform (TCR).
Contaminants: Coliform (TCR).
Key contaminant findings
Based on the most recent EPA sampling data for Edgewater's water supply.
Well within EPA limits.
Violation history
Edgewater's water system has 4 total violations on record, including 0 health-based violations. 1 remain unresolved.
Flood & environmental risk
Jefferson County has experienced 6 federally declared disasters since 1969. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies. Local water sources include Lee Gulch, Dutch, South Platte River Below Union Ave,, Bear Creek Above Bear Creek Lake, Turkey Creek Above Bear Creek Lake.
Where does Edgewater's water come from?
Edgewater's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 5,300 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment. Nearby water bodies include Lee Gulch (river), Dutch (river), South Platte River Below Union Ave, (river), Bear Creek Above Bear Creek Lake (river), Turkey Creek Above Bear Creek Lake (river).
What Edgewater residents can do
Your water utility is required to publish an annual Consumer Confidence Report (CCR) with detailed testing results. Ask for the latest copy or check your utility's website.
Edgewater's area has a history of flooding. After severe weather, watch for boil water advisories from your local utility.
Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.
Top contaminants to know
View all ↓Violation summary
Violations & advisories
Top industrial polluters within 10 miles of Edgewater
Industrial polluters nearby
Reported releases to surface water by facilities near Edgewater, ranked by pounds discharged annually.
Total reported releases to surface water: 146,693 lbs
| Facility | Top chemical | To surface water (lbs/yr) | Distance |
|---|---|---|---|
MOLSON COORS USA LLC - GOLDEN BREWERY GOLDEN, CO80401 | Nitrate compounds (water dissociable; reportable only when in aqueous solution) | 146,000 | 8.3 mi |
SUNCOR ENERGY COMMERCE CITY REFINERY COMMERCE CITY, CO80022 | Ammonia | 630 | 7.1 mi |
NESTLE PURINA PETCARE CO DENVER, CO80216 | Manganese And Manganese Compounds | 61 | 5.8 mi |
BAND IT IDEX INC DENVER, CO80216 | Nickel | 2 | 7.3 mi |
ROCKY MOUNTAIN METAL CONTAINER GOLDEN, CO80401 | Lead | 0 | 7.6 mi |
Source: EPA Toxic Release Inventory (TRI) 2023
Superfund sites within 10 miles of Edgewater
Superfund sites nearby
Federally tracked hazardous-waste sites on the EPA National Priorities List. Proximity does not necessarily indicate tap-water contamination — the connection depends on hydrology and treatment.
- DENVER RADIUM SITE3.9 mi
- BRODERICK WOOD PRODUCTS5.0 mi
- VASQUEZ BOULEVARD AND I 706.2 mi
- CHEMICAL SALES CO9.4 mi
Source: EPA Superfund National Priorities List
Drought conditions
D3 — extreme droughtJefferson County is currently in D3 (extreme drought) per the U.S. Drought Monitor (week of May 5, 2026). Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.
Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.
Flood & disaster history
Jefferson County has experienced 6 federally declared disasters since 1969. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.
Full contaminants report
| Contaminant | Detected Level | EPA Limit | Unit | Category | Status |
|---|---|---|---|---|---|
| Lead (90th percentile) LeadHeavy Metal A toxic heavy metal that can leach into drinking water from older pipes, solder, and fixtures. No amount of lead in water is considered safe. Health EffectsBrain and nervous system damage in children, kidney damage, high blood pressure, and reproductive problems in adults. EPA Limit15 ppb action level Common SourcesCorrosion of lead pipes, lead solder, brass faucets, and household plumbing. | 2.6 | 15 | ppb | Inorganic | Safe |
Lead level trend (90th percentile)
See how Edgewater compares by contaminant
Explore where Edgewater ranks among all Colorado cities for specific contaminants.
Water source & infrastructure
Where Edgewater's water comes from
Edgewater's drinking water comes primarily from surface water sources such as rivers, lakes, or reservoirs.
Surface water systems require multi-stage treatment including coagulation, sedimentation, filtration, and disinfection to meet EPA Safe Drinking Water Act standards.
These sources can be impacted by seasonal changes, stormwater runoff, upstream agriculture, and industrial discharge.
The system is operated by local government ownership and serves approximately 5,300 people through 1 water system.
Water bodies near Edgewater
Edgewater is located near 5 notable water bodies. As a surface water system, these water bodies may directly influence the city's drinking water supply.
Water systems serving Edgewater
| System Name | PWSID | Population | Source |
|---|---|---|---|
| EDGEWATER CITY OF | CO0130237 | 5,300 | SWP |
How Edgewater compares
Full Colorado rankings →Edgewater's score of 89.8/100 is above the average of 45/100 among major Colorado cities. It outscores 10 of 10 nearby cities.
Nearby cities
View Colorado rankings →About Edgewater, CO
Learn more about your water
Guides and resources related to Edgewater's water quality findings.
Explore water quality across Jefferson
Frequently asked questions
Is Edgewater, CO tap water safe to drink?
Edgewater's water quality earned a grade of A- (89.8/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #21 out of 246 cities tested in Colorado.
What contaminants are in Edgewater's water?
Lead was measured at 2.6 ppb (90th percentile). 4 violations are on record.
How is Edgewater's water quality grade calculated?
The grade is based on four factors: violation history (40%), lead and copper levels (25%), PFAS contamination (25%), and regulatory compliance (10%). The score is also adjusted based on how complete the available data is. See our methodology page for full details.
Do I need a water filter in Edgewater?
Based on current data, basic filtration should suffice for additional peace of mind.
Where does Edgewater's water come from?
Edgewater's water is sourced from Purchased surface water. The city has 1 water system serving approximately 5,300 residents.
How does Edgewater's water compare to other cities?
Edgewater ranks #21 out of 246 cities in Colorado (better than 91% of state cities) and #2569 out of 15744 cities nationally (84th percentile). The grade of A- reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.