Science & Technology
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Map of Water Quality Assessment Results of the San Juan Watershed
Interactive map with information on the condition of the San Juan Watershed including outcomes of state assessments of water quality under the Clean Water Act.
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Water Quality Standards Regulations: California
California water quality standards that are EPA-approved or in effect for Clean Water Act purposes.
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How to Apply
How to Apply
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Equivalency Recommendation Process
Equivalency Recommendation Process
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Final Decision Not to Regulate Dioxins in Sewage Sludge
Decision Not to Regulate Dioxins in Sewage Sludge that are land applied or that is incinerated or placed in sludge landfills or containment ponds.
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Process Design Manual: Land Application of Sewage Sludge and Domestic Septage
This manual reflects state-of-the art design information for the land application of sewage sludge.
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Ambient Water Quality Criteria to Address Nutrient Pollution in Lakes and Reservoirs
Information related to Final Ambient Water Quality Criteria Recommendations for Lakes and Reservoirs of the Conterminous United States.
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Philadelphia Water Department Case Study re: Surveillance and Response Systems
Water Quality Surveillance and Response System
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Resources to Assess the Risk of Source Water Contamination
A report that documents the methodology and findings from an analysis of the occurrence of releases into sources of drinking water.
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Clinical scenario 3 for particle pollution
Clinical Scenario 3
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Clinical scenario 6 for particle pollution
Clinical Scenario 6
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Test Guidelines for Pesticides and Toxic Substances
Documents that specify methods EPA recommends to generate data submitted to EPA to support the registration of a pesticide, setting of a tolerance or tolerance exemption for pesticide residues, or the decision making process for an industrial chemical.
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Lead
Learn about the health effects of lead, who is at risk, how to test for lead in paint or other areas of your home, how to find or become a lead-safe certified firm, and more about the Lead Renovation Repair and Painting (RRP) rule.
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Water Contamination Incident Remediation Plan (WaterCIRP)
A WaterCIRP is designed to be used by drinking water and wastewater utilities to detail how remediation actions will be implemented, monitored, and evaluated for effectiveness during water contamination incidents.
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EPI Suite™-Estimation Program Interface
EPISuite predicts various physical-chemical properties and environmental fate endpoints and also include models for environmental transport. Running the tool will give the user an indication of the transport and persistence of a chemical
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Guidance about Planning for Natural Disaster Debris
This document, published in 2019, is designed for local communities (including cities, counties, Tribes, etc.) who are encouraged to create disaster debris management plans.
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Methods Approved to Analyze Drinking Water Samples to Ensure Compliance with Regulations
This Website provides a list of approved methods, info for regional/state labs to obtain a copy of the methods approved for compliance monitoring and method-specific contacts.
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Report: Infrastructure Investment and Jobs Act Progress Report—Year Four
Report: Infrastructure Investment and Jobs Act Progress Report—Year Four
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Hydraulic Hybrid Vehicles Demonstration Project
EPA and the United Parcel Service (UPS) have developed a hydraulic hybrid delivery vehicle to explore and demonstrate the environmental benefits of the hydraulic hybrid for urban pick-up and delivery fleets.
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EPA invests $15.7 million in PFAS projects across Southern California
New investment in 7 local projects comes on heels of additional recent federal efforts to bolster California efforts against PFAS
EPA is announcing new investments in multiple PFAS treatment projects across Southern California. The funding, which totals $15.7 million for seven projects, will advance concrete, tangible solutions to water contamination challenges.