WaterVerge

Is Paris, ID Tap Water Safe to Drink?

Graded B+, with 4 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

535 residents served 1 water system PWSID: ID6040022
Overall Score
84.4 / 100
Violations
4 active
Last Updated
May 2026
Source
Groundwater
#45 of 139 in Idaho Top 38% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
B+GRADE
Water Quality Grade
84.4/100
waterverge.com
B+ 84.4/100

Paris, ID — Water Quality Report

Paris's drinking water received a grade of B+ (84.4 out of 100), indicating good water quality. The city's 1 water system serves approximately 535 residents using groundwater.

Lead levels were measured at 0.0 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 15 violations on record, including 3 health-based violations. 4 remain unresolved.

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

What to know about Paris's water

Paris ranks #45 out of 139 cities in Idaho for water quality, placing it mid-range in the state.

Paris relies on groundwater, which is generally less vulnerable to surface contamination but can be affected by naturally occurring minerals like arsenic and nitrate, as well as agricultural and industrial runoff.

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

Quality Breakdown

Water quality score

See methodology →
84.4 out of 100 Grade B+
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
37.4/45
B
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 0.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
5/10
D
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Paris, ID water safe to drink?

Concerns Identified

Paris's drinking water has significant quality concerns based on EPA testing data. With a grade of B+ (84.4/100), the system has issues across multiple categories. A water filter is recommended for all residents. The city's 1 water system serves approximately 535 residents using groundwater (wells).

4
Active Violations
0.0 ppb
Lead (90th %ile)
1 event
Disaster History

Recent water quality updates for Paris

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Paris's water quality assessment. Grade: B+ (84.4/100).

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

Contaminants: Lead and Copper Rule.

Violation
1 drinking water violation recorded

Contaminants: LEAD AND COPPER RULE REVISIONS.

Disaster
HURRICANE KATRINA

Federal disaster declaration (FEMA DR-3244). Hurricane event — may have impacted local water infrastructure.

Key contaminant findings

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

Lead Within Limits
Detected: 0.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Paris's water system has 15 total violations on record, including 3 health-based violations. 4 remain unresolved. 4 violations were issued in the last 5 years.

MRRPTOtherMCL
Most recent violations:
Dec 2025 Lead and Copper Rule Open
Oct 2025 Lead and Copper Rule Open
Jul 2025 LEAD AND COPPER RULE REVISIONS Open
Sep 2021 Groundwater Rule Open
Apr 2006 Coliform (TCR) Resolved

Flood & environmental risk

Bear Lake County has experienced 1 federally declared disaster since 2005. 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 Mud Lake At Causeway Breach.

HURRICANE KATRINA
Hurricane FEMA DR-3244

Where does Paris's water come from?

Paris's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 535 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate. Nearby water bodies include Mud Lake At Causeway Breach (lake).

What Paris residents can do

Install a water filter

Recommended: NSF-certified water filter. This addresses the specific contaminants found in Paris'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
0.0 ppb
EPA Action Level: 15 ppb · 0% of limit
Safe Level
Compliance Record

Violation summary

15
Total violations
3
Health-based
4
Active / unresolved
Dec 2025
Most recent violation
Compliance Record

Violations & advisories

15 Total
4 Active
3 Health-based
11 Resolved
Violations by category
Total Coliform Rule
9
Lead and Copper Rule
3
Lead and Copper Rule Revisions
1
Ground Water Rule
1
Nitrate Rule
1
Dec 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Oct 2025 Active
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting 0
Jul 2025 Active
LEAD AND COPPER RULE REVISIONS
Reporting
Reporting 0
Sep 2021 Active
Groundwater Rule
Other Violation 0
Apr 2006 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Apr 2006
Jan 1998 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1998
Jul 1997 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 1997
Sep 1995 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1995
Aug 1995 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Aug 1995
Jul 1994 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jul 1994
Jun 1994 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1994
Jan 1994 Resolved
Lead and Copper Rule
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1994
Dec 1993 Resolved
Coliform (TCR)
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1993
Apr 1992 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jun 1992
Jan 1991 Resolved
Coliform (TCR)
Max Contaminant Level
Health-Based Health Resolved Jan 1991
Environmental Risk

Drought conditions

D2 — severe drought

Bear Lake County is currently in D2 (severe 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.

4
Weeks at D2+ (current streak)
17.5%
Months in D2+ (last 30y)
4
Weeks at D2+ (last 5y)

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

Environmental Risk

Flood & disaster history

1
Declared disasters
Sep 2005
Most recent
Hurricane
Most common type

Bear Lake County has experienced 1 federally declared disaster since 2005. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2005
HURRICANE KATRINA
Hurricane FEMA #3244

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 0.0 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 7.0 ppb from 2001 (7.0 ppb) to 2025 (0.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
535
Water Systems
1
Water Source

Where Paris's water comes from

Groundwater

Paris's drinking water is drawn from underground aquifers through wells.

Groundwater is naturally filtered through rock and soil layers, generally requiring less treatment than surface water. However, it can contain naturally occurring contaminants like arsenic, radon, and minerals.

Agricultural activity, septic systems, and industrial operations near well fields can introduce nitrates, pesticides, and volatile organic compounds.

The system is operated by local government ownership and serves approximately 535 people through 1 water system.

Local Hydrology

Water bodies near Paris

Paris is located near 1 notable water body. These water bodies contribute to the regional watershed and may indirectly affect groundwater quality.

Mud Lake At Causeway Breach
lake
Infrastructure

Water systems serving Paris

System Name PWSID Population Source
PARIS CITY OF ID6040022 535 GW
Regional Comparison

How Paris compares

Full Idaho rankings →

Paris's score of 84.4/100 is above the average of 43/100 among major Idaho cities. It outscores 10 of 10 nearby cities.

Paris (this city)
84.4
Boise
33.6
Meridian
42.9
Nampa
41.8
Caldwell
38.5
Idaho avg
43
City Profile

About Paris, ID

Wikipedia →

Paris is a city in and the county seat of Bear Lake County, Idaho, United States. Located on the western side of the Bear Lake Valley, the city's population was 541 at the 2020 census. Paris was settled on September 26, 1863, by pioneer settlers of the Church of Jesus Christ of Latter-day Saints.

Economic Profile
$76,750
Median Income
$188,629
Median Home Value
$868/mo
Median Rent
3.2%
Unemployment
Community
28.7
Median Age
81
People / sq mi
17.3%
College Educated
88.2%
Homeownership
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Frequently asked questions

Is Paris, ID tap water safe to drink?

Paris's water quality earned a grade of B+ (84.4/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #45 out of 139 cities tested in Idaho.

What contaminants are in Paris's water?

Lead was measured at 0.0 ppb (90th percentile). 15 violations are on record.

How is Paris'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 Paris?

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

Where does Paris's water come from?

Paris's water is sourced from Groundwater. The city has 1 water system serving approximately 535 residents.

What health violations has Paris's water system had?

Paris has 3 health-based violations on record. The most recent violation was recorded in December 2025. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 4 violations remain unresolved.

Is Paris's groundwater at risk of contamination?

Paris uses groundwater, which can be affected by naturally occurring contaminants like arsenic, radon, and nitrate, as well as agricultural runoff and industrial activity. The system has 15 violations on record that may relate to groundwater quality. Groundwater systems are generally less susceptible to surface contamination but should be monitored for emerging contaminants like PFAS.

How does Paris's water compare to other cities?

Paris ranks #45 out of 139 cities in Idaho (better than 68% of state cities) and #5944 out of 15744 cities nationally (62th percentile). The grade of B+ reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Paris's small water system affect quality?

Paris's system serves approximately 535 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 15 violations on record.