WaterVerge

Is Richland, IA 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 ↓

542 residents served 1 water system PWSID: IA5470083
Overall Score
92.6 / 100
Violations
1 active
Last Updated
May 2026
Source
Groundwater
#87 of 436 in Iowa Top 8% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
92.6/100
waterverge.com
A 92.6/100

Richland, IA — Water Quality Report

Richland's drinking water received a grade of A (92.6 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 542 residents using groundwater.

Lead levels were measured at 2.0 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 17 violations on record, including 5 health-based violations. 1 remains unresolved.

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

What to know about Richland's water

Richland ranks #87 out of 436 cities in Iowa for water quality, placing it above average in the state.

Richland 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, Richland may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
92.6 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
42.6/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
20/20
A
Lead at 2.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
5/5
A
Water source: Groundwater.
Water Safety

Is Richland, IA water safe to drink?

Use Caution

Richland's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (92.6/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 542 residents using groundwater (wells).

1
Active Violations
2.0 ppb
Lead (90th %ile)
5 events
Disaster History

Recent water quality updates for Richland

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Richland's water quality assessment. Grade: A (92.6/100).

Violation
1 drinking water violation recorded

Contaminants: Revised Total Coliform Rule.

Violation
2 drinking water violations recorded

Contaminants: Combined Radium (-226 and -228), Gross Alpha, Excl. Radon and U.

Disaster
HURRICANE KATRINA EVACUATION

Federal disaster declaration (FEMA DR-3239). Hurricane event — may have impacted local water infrastructure.

Disaster
SEVERE STORMS, TORNADOES AND FLOODING

Federal disaster declaration (FEMA DR-1230). Flood event — may have impacted local water infrastructure.

Violation
1 drinking water violation recorded

Contaminants: Nitrate.

Key contaminant findings

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

Lead Within Limits
Detected: 2.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Richland's water system has 17 total violations on record, including 5 health-based violations. 1 remain unresolved. 1 violation was issued in the last 5 years.

MONMRMCLOther
Most recent violations:
Jan 2023 Revised Total Coliform Rule Resolved
Jul 2018 Combined Radium (-226 and -228) Resolved
Jul 2018 Gross Alpha, Excl. Radon and U Resolved
Jul 1995 Nitrate Resolved
Mar 1995 1,2,4-Trichlorobenzene Resolved

Flood & environmental risk

Washington County has experienced 5 federally declared disasters since 1965. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

HURRICANE KATRINA EVACUATION
Hurricane FEMA DR-3239
SEVERE STORMS, TORNADOES AND FLOODING
Flood FEMA DR-1230
SEVERE STORMS & FLOODING
Flood FEMA DR-996

Where does Richland's water come from?

Richland's drinking water comes from groundwater (wells), supplied by 1 water system serving approximately 542 people. Groundwater is generally less susceptible to surface contamination but can contain naturally occurring contaminants like arsenic, radon, and nitrate.

What Richland residents can do

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.

Monitor alerts during storms

Richland'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.

Contaminant Alerts

Top contaminants to know

View all ↓
Lead (90th percentile)
Inorganic / Heavy Metal
Safe
2.0 ppb
EPA Action Level: 15 ppb · 13% of limit
Safe Level
Compliance Record

Violation summary

17
Total violations
5
Health-based
1
Active / unresolved
Jan 2023
Most recent violation
Compliance Record

Violations & advisories

17 Total
1 Active
5 Health-based
16 Resolved
Violations by category
Radionuclides and Revised Rad Rule
10
Nitrate Rule
2
Revised Total Coliform Rule
1
Volatile Organic Chemicals
1
Synthetic Organic Chemicals
1
Active
Compliance Violation
Monitoring 0
Jan 2023 Resolved
Revised Total Coliform Rule
Monitoring
Monitoring Resolved Jan 2023
Jul 2018 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2018
Jul 2018 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 2018
Jul 1995 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Sep 1995
Mar 1995 Resolved
1,2,4-Trichlorobenzene
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1995
Mar 1995 Resolved
BHC-GAMMA
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1995
Jul 1993 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1994
Jul 1991 Resolved
Antimony, Total
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1994
Oct 1985 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1986
Apr 1985 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Mar 1989
Oct 1984 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1985
Oct 1983 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1984
Oct 1982 Resolved
Combined Radium (-226 and -228)
Other Violation Resolved Sep 1986
Jul 1982 Resolved
Combined Radium (-226 and -228)
Other Violation Resolved Jun 1986
Oct 1981 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Sep 1982
Jan 1980 Resolved
Combined Radium (-226 and -228)
Max Contaminant Level
Health-Based Health Resolved Dec 1983
Environmental Risk

Flood & disaster history

5
Declared disasters
Sep 2005
Most recent
Flood
Most common type

Washington County has experienced 5 federally declared disasters since 1965. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Sep 2005
HURRICANE KATRINA EVACUATION
Hurricane FEMA #3239
Jul 1998
SEVERE STORMS, TORNADOES AND FLOODING
Flood FEMA #1230
Jul 1993
SEVERE STORMS & FLOODING
Flood FEMA #996
May 1990
SEVERE STORMS & FLOODING
Flood FEMA #868
Apr 1965
FLOODING
Flood FEMA #193

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 2.0 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 increased by 2.0 ppb from 1993 (0.0 ppb) to 2025 (2.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Groundwater
Operator
Local Government
Population Served
542
Water Systems
1
Water Source

Where Richland's water comes from

Groundwater

Richland'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 542 people through 1 water system.

Infrastructure

Water systems serving Richland

System Name PWSID Population Source
RICHLAND WATER SUPPLY IA5470083 542 GW
Regional Comparison

How Richland compares

Full Iowa rankings →

Richland's score of 92.6/100 is above the average of 72/100 among major Iowa cities. It outscores 10 of 10 nearby cities.

Richland (this city)
92.6
Ames
81.5
Iowa avg
72
City Profile

About Richland, IA

Economic Profile
$52,344
Median Income
$119,811
Median Home Value
$779/mo
Median Rent
5.3%
Unemployment
Community
40.9
Median Age
186
People / sq mi
19.3%
College Educated
79.9%
Homeownership
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Frequently asked questions

Is Richland, IA tap water safe to drink?

Richland's water quality earned a grade of A (92.6/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #87 out of 436 cities tested in Iowa.

What contaminants are in Richland's water?

Lead was measured at 2.0 ppb (90th percentile). 17 violations are on record.

How is Richland'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 Richland?

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

Where does Richland's water come from?

Richland's water is sourced from Groundwater. The city has 1 water system serving approximately 542 residents.

What health violations has Richland's water system had?

Richland has 5 health-based violations on record. The most recent violation was recorded in January 2023. Health-based violations mean the water exceeded EPA maximum contaminant levels (MCLs) for a regulated substance. 1 violation remains unresolved.

Is Richland's groundwater at risk of contamination?

Richland 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 17 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 Richland's water compare to other cities?

Richland ranks #87 out of 436 cities in Iowa (better than 80% of state cities) and #1196 out of 15744 cities nationally (92th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Richland's small water system affect quality?

Richland's system serves approximately 542 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 17 violations on record.