WaterVerge

Is Gettysburg, SD Tap Water Safe to Drink?

Graded A, with 2 unresolved violations on record. See what was cited — and what it means for your tap. What to do next ↓

1K residents served 1 water system PWSID: SD4600142
Overall Score
91.1 / 100
Violations
2 active
Last Updated
May 2026
Source
Purchased surface water
#33 of 141 in South Dakota Top 12% nationally
Local Government
Moderate data confidence
Reviewed by WaterVerge Editorial Team · Last updated May 2026
AGRADE
Water Quality Grade
91.1/100
waterverge.com
A 91.1/100

Gettysburg, SD — Water Quality Report

Gettysburg's drinking water received a grade of A (91.1 out of 100), indicating excellent water quality. The city's 1 water system serves approximately 1,162 residents using purchased surface water.

Lead levels were measured at 5.0 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 10 violations on record, including 0 health-based violations. 2 remain unresolved.

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

What to know about Gettysburg's water

Gettysburg ranks #33 out of 141 cities in South Dakota for water quality, placing it above 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, Gettysburg may have fewer resources for advanced treatment technologies and infrastructure upgrades compared to larger utilities.

Quality Breakdown

Water quality score

See methodology →
91.1 out of 100 Grade A
A: 90-100
B: 74-89
C: 60-73
F: <50
How is this calculated?
Violations
44.1/45
A
Historical violation record including health-based and monitoring violations.
Lead & Copper
18/20
A
Lead at 5.0 ppb (90th percentile).
Contaminants
17/20
B
PFAS + legacy contaminant analysis.
Compliance
8/10
B
Monitoring and reporting compliance with EPA regulations.
Source Risk
4/5
B
Water source: Purchased surface water.
Water Safety

Is Gettysburg, SD water safe to drink?

Use Caution

Gettysburg's tap water meets most EPA standards but has areas that warrant attention. With a grade of A (91.1/100), some contaminant levels or compliance issues suggest that residents may benefit from additional filtration. The city's 1 water system serves approximately 1,162 residents using surface water (rivers, lakes, or reservoirs).

2
Active Violations
5.0 ppb
Lead (90th %ile)
7 events
Disaster History

Recent water quality updates for Gettysburg

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

Update
Water quality data updated

Latest EPA compliance and testing data incorporated into Gettysburg's water quality assessment. Grade: A (91.1/100).

Disaster
FLOODING

Federal disaster declaration (FEMA DR-4718). Flood event — may have impacted local water infrastructure.

Disaster
SEVERE WINTER STORM, SNOWSTORM, AND FLOODING

Federal disaster declaration (FEMA DR-4440). Flood event — may have impacted local water infrastructure.

Violation
2 drinking water violations recorded

Contaminants: Total Haloacetic Acids (HAA5), TTHM.

Violation
1 drinking water violation recorded

Contaminants: Stage 2 Disinfectants and Disinfection Byproducts Rule.

Violation
1 drinking water violation recorded

Contaminants: Nitrate.

Key contaminant findings

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

Lead Within Limits
Detected: 5.0 ppb Limit: 15 ppb (EPA Action Level)

Well within EPA limits.

Violation history

Gettysburg's water system has 10 total violations on record, including 0 health-based violations. 2 remain unresolved.

MR
Most recent violations:
Jul 2015 Total Haloacetic Acids (HAA5) Resolved
Jul 2015 TTHM Resolved
Jan 2010 Stage 2 Disinfectants and Disinfection Byproducts Rule Open
Jan 1995 Nitrate Resolved
Apr 1993 Nitrate Resolved

Flood & environmental risk

Potter County has experienced 7 federally declared disasters since 1986. Flooding and severe storms can overwhelm water treatment plants, cause sewage overflows, and introduce agricultural runoff, bacteria, and sediment into drinking water supplies.

FLOODING
Flood FEMA DR-4718
SEVERE WINTER STORM, SNOWSTORM, AND FLOODING
Flood FEMA DR-4440
FLOODING
Flood FEMA DR-1984

Where does Gettysburg's water come from?

Gettysburg's drinking water comes from surface water (rivers, lakes, or reservoirs), supplied by 1 water system serving approximately 1,162 people. Surface water sources are more susceptible to contamination from runoff, industrial discharge, and algal blooms, requiring extensive treatment.

What Gettysburg 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.

Flush your taps

Run cold water for 30 seconds before drinking, especially in the morning. Lead and copper leach from household plumbing when water sits in pipes.

Monitor alerts during storms

Gettysburg'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
5.0 ppb
EPA Action Level: 15 ppb · 33% of limit
Safe Level
Compliance Record

Violation summary

10
Total violations
0
Health-based
2
Active / unresolved
Jul 2015
Most recent violation
Compliance Record

Violations & advisories

10 Total
2 Active
0 Health-based
8 Resolved
2 SNC
Violations by category
Stage 2 Disinfectants and Disinfection Byproducts Rule
3
Nitrate Rule
2
Radionuclides and Revised Rad Rule
2
Inorganic Chemicals
1
Arsenic Rule
1
Jan 2010 Active
Stage 2 Disinfectants and Disinfection Byproducts Rule
Monitoring & Reporting
Monitoring & Reporting 0
Active
Compliance Violation
Monitoring 0
Jul 2015 Resolved
Total Haloacetic Acids (HAA5)
Monitoring & Reporting
SNC Monitoring & Reporting Resolved Sep 2015
Jul 2015 Resolved
TTHM
Monitoring & Reporting
SNC Monitoring & Reporting Resolved Sep 2015
Jan 1995 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Dec 1995
Apr 1993 Resolved
Nitrate
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1993
Jul 1979 Resolved
Barium
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1980
Jul 1979 Resolved
Arsenic
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1980
Jul 1976 Resolved
Gross Alpha, Excl. Radon and U
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1980
Jul 1976 Resolved
Combined Radium (-226 and -228)
Monitoring & Reporting
Monitoring & Reporting Resolved Jun 1980
Industrial pollution

Top industrial polluters within 10 miles of Gettysburg

Industrial polluters nearby

Reported releases to surface water by facilities near Gettysburg, ranked by pounds discharged annually.

FacilityTop chemicalTo surface water (lbs/yr)Distance
CHS GETTYSBURG FEED
Food · CHS INC
GETTYSBURG, SD57442
0.6 mi

Source: EPA Toxic Release Inventory (TRI) 2023

Environmental Risk

Flood & disaster history

7
Declared disasters
Jul 2023
Most recent
Flood
Most common type

Potter County has experienced 7 federally declared disasters since 1986. Flooding and severe weather can compromise water treatment infrastructure and introduce contaminants into drinking water supplies.

Jul 2023
FLOODING
Flood FEMA #4718
Jun 2019
SEVERE WINTER STORM, SNOWSTORM, AND FLOODING
Flood FEMA #4440
May 2011
FLOODING
Flood FEMA #1984
Sep 2005
HURRICANE KATRINA EVACUATION
Coastal Storm FEMA #3234
Apr 1997
SEVERE FLOODING, SEVER WINTER STORMS,HEAVY RAINS HIGH WINDS
Flood FEMA #1173
May 1995
FLOODING
Flood FEMA #1052

Full contaminants report

Contaminant Detected Level EPA Limit Unit Category Status
Lead (90th percentile) 5.0 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 5.0 ppb from 1993 (10.0 ppb) to 2023 (5.0 ppb).
Infrastructure

Water source & infrastructure

Primary Source
Purchased Surface Water
Operator
Local Government
Population Served
1,162
Water Systems
1
Water Source

Where Gettysburg's water comes from

Purchased Surface Water

Gettysburg'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 1,162 people through 1 water system.

Infrastructure

Water systems serving Gettysburg

System Name PWSID Population Source
GETTYSBURG SD4600142 1,162 SWP
Regional Comparison

How Gettysburg compares

Full South Dakota rankings →

Gettysburg's score of 91.1/100 is above the average of 66/100 among major South Dakota cities. It outscores 9 of 10 nearby cities.

Gettysburg (this city)
91.1
Rapid City
38.7
Aberdeen
41.8
Pierre
87.3
South Dakota avg
66
City Profile

About Gettysburg, SD

Wikipedia →

Gettysburg is a city in and the county seat of Potter County, South Dakota, United States, along the 45th parallel. The population was 1,104 at the 2020 census.

Economic Profile
$66,094
Median Income
$150,240
Median Home Value
$836/mo
Median Rent
2.6%
Unemployment
Community
43.3
Median Age
290
People / sq mi
25.3%
College Educated
79%
Homeownership
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Frequently asked questions

Is Gettysburg, SD tap water safe to drink?

Gettysburg's water quality earned a grade of A (91.1/100). The water generally meets EPA standards and is considered safe for consumption. The city ranks #33 out of 141 cities tested in South Dakota.

What contaminants are in Gettysburg's water?

Lead was measured at 5.0 ppb (90th percentile). 10 violations are on record.

How is Gettysburg'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 Gettysburg?

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

Where does Gettysburg's water come from?

Gettysburg's water is sourced from Purchased surface water. The city has 1 water system serving approximately 1,162 residents.

How does Gettysburg's water compare to other cities?

Gettysburg ranks #33 out of 141 cities in South Dakota (better than 77% of state cities) and #1880 out of 15744 cities nationally (88th percentile). The grade of A reflects the combined assessment of violation history, lead and copper levels, PFAS contamination, and regulatory compliance.

Does Gettysburg's small water system affect quality?

Gettysburg's system serves approximately 1,162 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 10 violations on record.