Learn the Issues
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What do the symbols and words on my water well sampling results mean?
One common symbol on results is μg/L, which stands for microgram per liter. This indicates the mass of a chemical in one liter of water. Columbiana County Health District has a guide to help understand terms in well sampling results reports. You can find the guide at Columbiana Health Data…
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Can we use our football field? What about cross country running?
In addition to our overall guidance about soil use and safety, part of the soil sampling plan has been targeted toward recreational sites. If any results indicate a concern, the public will be informed. At this point, there are no concerns with outdoor activities or sports, except for inside Sulfur…
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How can I get help interpreting well sampling results?
Residents requesting Columbiana County water well sample results or assistance interpreting results taken by AECOM or Stantec laboratories can email ( nstaggartroad@stantec.com ). Additionally, a toxicologist is available to answer questions at 800-222-1222. Columbiana County residents near East Palestine with drinking water wells can request sampling by calling 330-849-3919. Pennsylvania…
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Water Budget Data Finder
The water budget data finder allows a user to determine the peak watering month and appropriate evapotranspiration and rainfall values for a zipcode.
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Platform for Coordinating Supply Chain Efforts
This page will provide an introduction to WSD's supply chain information sharing MS Teams page, and it will allow users to request access.
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Frequent Questions About Quality-Assurance Requirements During the COVID-19 National Emergency
Q&A for continuous Emission Monitoring; Quality-Assurance Requirements During the COVID-19 National Emergency (40 CFR § 75.68), interim final rule (IFR)
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Analysis of the Final Federal Good Neighbor Plan Addressing Regional Ozone Transport for the 2015 Ozone National Ambient Air Quality Standard
IPM analyses of the Good Neighbor Plan for 2015 Ozone NAAQS.
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General Conformity Training Module IV: State and Tribal
Module IV provides information on State and Tribal requirements and responsibilities in the evaluation of conformity for federal actions.
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Frequent Questions
Find answers to frequently asked questions geared toward the general public, teachers and students, academic researchers, and regulated power plants.
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Assumptions and References for Household Carbon Footprint Calculator
Assumptions and References for Household Carbon Footprint Calculator
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Learn more about Official State Greenhouse Gas Inventories
Learn more about Official State Greenhouse Gas Inventories
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U.S. Greenhouse Gas Inventory Report: 1990-2014
The national greenhouse gas inventory is developed each year to track trends in U.S. emissions and removals. Find emissions by source, economic sector and greenhouse gas.
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General Conformity Training Module 4.2: State and Tribal General Conformity Implementation Plan Revisions
Module 4.2 explains state, tribal and local air quality agencies State Implementation Plans requirements and conformity to the General Conformity Regulations.
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ECM for Metamitron & Desaminometamitron in Water - MRID 51173633
Environmental Chemistry Methods for Metamitron & Desaminometamitron in Water - MRID 51173633
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Comparison of Dredged Material to Reference Sediment under CWA Section 404(b)(1)
Comparison of Dredged Material to Reference Sediment: Summary
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Beneficial Use of Dredged Material under CWA Section 404
An important goal of managing dredged material is to ensure that the material is used or disposed of in an environmentally sound manner.Most of this dredged material could be used in a beneficial manner instead.
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How Enforcement Actions Protect Wetlands under CWA Section 404
EPA’s enforcement goals are to restore illegally filled waters and wetlands, and deter future violations.
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Adapting to Heat
How communities can build their resilience to extreme heat events by taking measures to adapt
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Progress Report - Air Quality
EPA’s Progress Report provides annual updates on program implementation and resulting changes in emissions.
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Summary Data
List of the major summary data, tools, and resources used by the Clean Air Markets Programs.