WaterVerge

Is Debeque, CO Tap Water Safe to Drink?

Graded C+, with 11 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

911 residents served 1 water system PWSID: CO0139205
Overall Score
69.4 / 100
Violations
11 active
Last Updated
May 2026
Source
Surface water
#125 of 246 in Colorado Top 70% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
C+GRADE
Water Quality Grade
69.4/100
waterverge.com
C+ 69.4/100

Debeque, CO — Water Quality Report

Debeque's drinking water received a grade of C+ (69.4 out of 100), indicating fair water quality. The city's 1 water system serves approximately 911 residents using surface water.

Lead levels were measured at 1.4 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 102 violations on record, including 3 health-based violations. 11 remain unresolved.

Data last updated: May 2026 · Source: EPA SDWIS, UCMR 5
Analysis

What to know about Debeque's water

Debeque ranks #125 out of 246 cities in Colorado for water quality, placing it below average 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.

As a small community water system, Debeque may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

The system has seen 16 violations in the past five years, suggesting a pattern of compliance challenges that residents should monitor closely.

Quality Breakdown

Water quality score

See methodology →
69.4 out of 100 Grade C+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
20.4/45
D
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 1.4 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Surface water.
Water Safety

Is Debeque, CO water safe to drink?

Concerns Identified

Debeque's drinking water has significant quality concerns based on EPA testing data. With a grade of C+ (69.4/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 911 residents using surface water (rivers, lakes, or reservoirs).

11
Active Violations
1.4 ppb
Lead (90th %ile)

Recent water quality updates for Debeque

A timeline of significant water quality events, violations, and data updates.

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Debeque's water quality assessment. Grade: C+ (69.4/100).

Violation
2 drinking water violations recorded

Contaminants: Revised Total Coliform Rule, Surface Water Treatment Rule.

Violation
1 drinking water violation recorded

Contaminants: Chlorine.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Key contaminant findings

Based on the most recent EPA sampling data for Debeque's water supply.

Lead Within Limits
Detected: 1.4 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Debeque's water system has 102 total violations on record, including 3 health-based violations. 11 remain unresolved. 16 violations were issued in the last 5 years.

RPTMRMCLOtherMON
Most recent violations:
Feb 2025 Revised Total Coliform Rule Open
Feb 2025 Surface Water Treatment Rule Resolved
Jan 2025 Chlorine Resolved
Oct 2024 Lead and Copper Rule Open
Jan 2023 Arsenic Resolved

Where does Debeque's water come from?

Debeque's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 911 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment.

What Debeque residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Debeque's water.

Request your utility's CCR

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.

Data: EPA SDWIS, UCMR 5 (PFAS), FEMA, NOAA. Last updated May 2026.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
1.4 ppb
EPA Action Level: 15 ppb · 9% of limit
Safe Level
Compliance Record

Violation summary

102
Total violations
3
Health-based
11
Active / unresolved
Feb 2025
Most recent violation
Compliance Record

Violations & advisories

102 Total
11 Active
3 Health-based
91 Resolved
5 SNC
Violations by category
Volatile Organic Chemicals
42
Inorganic Chemicals
28
Stage 2 Disinfectants and Disinfection Byproducts Rule
6
Stage 1 Disinfectants and Disinfection Byproducts Rule
4
Long Term 2 Enhanced Surface Water Treatment Rule
4
Feb 2025 Active
Revised Total Coliform Rule
Reporting
Reporting 0
Oct 2024 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Mar 2021 Active
TTHM
Monitoring & Reporting
Monitoring & Reporting 0
Mar 2020 Active
Public Notice
Other Violation 0
Jan 2020 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2019 Active
Consumer Confidence Rule
Other Violation 0
Jul 2018 Active
Consumer Confidence Rule
Other Violation 0
Jul 2017 Active
Long Term 2 Enhanced Surface Water Treatment Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2016 Active
Consumer Confidence Rule
Other Violation 0
Jul 2008 Active
Long Term 2 Enhanced Surface Water Treatment Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Feb 2025 Resolved
Surface Water Treatment Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Feb 2025
Jan 2025 Resolved
Chlorine
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 2025
Jan 2023 Resolved
Arsenic
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Barium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Cadmium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Chromium
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Nickel
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Beryllium, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Jan 2023 Resolved
Thallium, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 2023
Showing 20 of 102 violations
Environmental Risk

Drought conditions

D4 — exceptional drought

Mesa County is currently in D4 (exceptional drought) per the U.S. Drought Monitor (week of May 5, 2026). 3.2% of the county is in D4 (exceptional) drought. Drought can elevate disinfection-byproduct (TTHM/HAA5) levels and taste/odor issues as utilities draw from lower reservoirs.

14
Weeks at D2+ (current streak)
29.1%
Months in D2+ (last 30y)
14
Weeks at D2+ (last 5y)

Source: U.S. Drought Monitor, updated weekly by NDMC, USDA, and NOAA.

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 1.4 15 ppb Inorganic Safe
Data source: EPA SDWIS, UCMR 5, local utility CCR.

Lead level trend (90th percentile)

EPA action level: 15 ppb
Lead has decreased by 1.6 ppb from 1993 (3.0 ppb) to 2025 (1.4 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Surface Water
Operator
Local Government
Population Served
911
Water Systems
1
Water Source

Where Debeque's water comes from

Surface Water

Debeque'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 911 people through 1 water system.

Infrastructure

Water systems serving Debeque

System Name PWSID Population Source
DEBEQUE TOWN OF CO0139205 911 SW
Regional Comparison

How Debeque compares

Full Colorado rankings →

Debeque's score of 69.4/100 is above the average of 45/100 among major Colorado cities. It outscores 9 of 10 nearby cities.

Debeque (this city)
69.4
Denver
39.6
Aurora
38.1
Lakewood
36.9
Colorado avg
45
City Profile

About Debeque, CO

Wikipedia →

De Beque is a statutory town located in Mesa County, Colorado, United States. The population was 493 at the 2020 census. De Beque is a part of the Grand Junction, CO Metropolitan Statistical Area. The town consists of a small grid, including a historic downtown featuring a town hall, a tavern, and several commercial businesses in historic structures. The surrounding streets include houses, several churches, and a school.

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Frequently asked questions

Is Debeque, CO tap water safe to drink?

Debeque's water quality earned a grade of C+ (69.4/100). Some concerns have been identified. Consider a water filter for an extra layer of protection. The city ranks #125 out of 246 cities tested in Colorado.

What contaminants are in Debeque's water?

Lead was measured at 1.4 ppb (90th percentile). 102 violations are on record.

How is Debeque'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 Debeque?

Based on current data, basic filtration should suffice for additional peace of mind.

Where does Debeque's water come from?

Debeque's water is sourced from Surface water. The city has 1 water system serving approximately 911 residents.

What health violations has Debeque's water system had?

Debeque has 3 health-based violations on record. The most recent violation was recorded in February 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 11 violations remain unresolved.

How does Debeque's water compare to other cities?

Debeque ranks #125 out of 246 cities in Colorado (better than 49% of state cities) and #10925 out of 15744 cities nationally (31th percentile). The grade of C+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Debeque's small water system affect quality?

Debeque's system serves approximately 911 residents. Small community water systems (under 3,300 people) may have fewer financial resources for infrastructure upgrades and advanced treatment technologies. However, they are held to the same EPA drinking water standards as larger systems. This system has 102 violations on record.