EPAProposed Rule
National Primary Drinking Water Regulations: Analytical Methods for Regulated Drinking Water Contaminants [W-97-04-I-A-2]
EnvironmentHealthcare
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Summary
The EPA is proposing new testing methods to detect harmful contaminants in drinking water supplies across the country. These updated laboratory procedures help ensure that water utilities can accurately identify pollutants and keep tap water safe for consumers to drink.
Key Points
- 1Establishes standardized laboratory testing methods that water utilities must use to check for regulated contaminants in drinking water
- 2Affects all public water systems and laboratories responsible for testing drinking water quality nationwide
- 3Ensures consistent and accurate detection of harmful substances, allowing the EPA to better protect public health
- 4Replaces or updates older testing procedures with more reliable, modern analytical techniques
- 5This is a proposed rule, meaning the EPA is seeking public feedback before finalizing the new testing requirements
Impact Assessment
If you are a water utility operator, this means you will need to adopt new laboratory testing procedures to detect contaminants in your drinking water supply, requiring staff training and potential equipment upgrades.
Impact Level
Moderate
Geographic Scope
National
Compliance Cost
Moderate
Who is Affected
ConsumersState GovernmentsManufacturersSmall Businesses
Key Dates
Published
May 29, 2025
Regulatory Connections
Authorized By
Amends CFR Sections
40 CFR Part 141
Other Documents in This Rulemaking (EPA-HQ-OW-1995-0105)
EPAEnvironment
National Primary and Secondary Drinking Water Regulations: Analytical Methods for Chemical and Microbiological Contaminants and Revisions to Laboratory Certification Requirements [W-97-04-II-A-1]
EPAEnvironment
Withdrawal of the National Primary Drinking Water Regulations: Analytical Methods for Regulated Drinking Water Contaminants; Direct Final Rule [W-97-04-I-A-3]
This summary is for informational purposes only. It may not capture all nuances of the regulation. Always refer to the official text for authoritative information.
The Digest Network
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