Science & Technology

SW-846 Test Method 1316: Liquid-Solid Partitioning as a Function of Liquid-to-Solid Ratio in Solid Materials Using a Parallel Batch Procedure

LEAF Method 1316

SW-846 Test Method 1315: Mass Transfer Rates of Constituents in Monolithic or Compacted Granular Materials Using a Semi-Dynamic Tank Leaching Procedure

LEAF Method 1315

SW-846 Test Method 1314: Liquid-Solid Partitioning as a Function of Liquid-Solid Ratio for Constituents in Solid Materials Using An Up-Flow Percolation Column Procedure

LEAF method 1314

RFR 16001A - Letter dated 5/26/17; received 5/26/17

Documentation RFC: CHEMDAT8, RCRA, SCDM, SCDM Win, SIMS, STF, SPHEM, CHEM9, HHRAP, HHRAPCF, TreatDB, KowWin, PhysProp, Chemfate, Water9, and PBT Profiler Databases

Submitted by Walter Shaub, Ph.D.

Volunteer Monitor's Guide to Quality Assurance Project Plans

This document is designed to encourage and facilitate the development of volunteer Quality Assurance Project Plans by clearly presenting explanations and examples.

RFR 21001A - Request for Reconsideration; Dated 3/3/2021; Received 3/4/2021

RFR 21001A - Request for Reconsideration, Dated 3/3/2021, Received 3/4/2021

EPA Response to RFC 15004; issued June 2, 2016

Response to RFC 15004

CMAQ User Community

Several different governmental, state, academic, and private institutions use CMAQ for many different applications.

Leech Lake Band of Ojibwe Application for Treatment Similar as a State for Water Quality Standards

Announcement that the Leech Lake Band of Ojibwe of Minnesota is now authorized to establish water quality standards for surface waters on the Leech Lake Reservation.

Procedures for Equipment Inventory and Management in the Laboratory Services and Applied Science Division

Field Branches Quality System and Technical Procedures

Technical Guidance for Determining the Presence of Manufactured PCB Products in Buildings and Other Structures

EPA developed this document to provide a technical guidance to assist property owners or operators, their contractors, and analytical labs in determining the presence of manufactured PCB products in buildings or other structures.

Risk Evaluation for 1-Bromopropane (1-BP)

1-Bromopropane (1-BP)

Process for Developing Acute Exposure Guideline Levels (AEGLs)

Describes the process used to develop AEGLs

WhAEM2000 BBM Files - Lac Etchemin, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Lac Etchemin Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Kittery, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Kittery Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Houlton, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Houlton Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Groveton, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Groveton Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Gloucester, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Gloucester Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.

WhAEM2000 BBM Files - Fort Fairfield, Maine

WhAEM2000 (Wellhead Analytic Element Model) binary base map browser for Fort Fairfield Quadrangle, Maine. Files serve as geographic basis for groundwater modeling.