Regulatory Standards
State-specific cleanup levels, screening values, and regulatory thresholds for groundwater, soil, air, and surface water. Every value is cited to its primary regulatory source and dated.
National
Lead Standards Quick Reference - Paint, Dust, Soil, Air, and Water
All key lead regulatory thresholds in one place: paint, dust action levels, soil screening levels, OSHA PEL, and drinking water.
Verified Mar 2026OSHA Lead in Construction Standard - PEL, Action Level, and Requirements
OSHA lead construction standard: PEL, action level, exposure monitoring, medical surveillance, and work task exposure categories.
Verified Mar 2026State-by-State PFAS Drinking Water Standards Comparison
Comparison of PFAS drinking water standards across all 50 states and federal MCLs. PFOA, PFOS, and other PFAS compounds. Updated March 2026.
Verified Mar 2026Asbestos Regulatory Standards and Thresholds - Quick Reference
Asbestos standards quick reference: OSHA PEL, NESHAP thresholds, AHERA clearance levels, ACM definitions, and Ohio notification triggers.
Verified Mar 2026Ohio
Ohio BUSTR Closure Action Levels
BUSTR closure action levels for UST sites in Ohio. Soil and groundwater screening levels by soil class. Source: 2017 BUSTR TGM.
Verified Mar 2026Ohio VAP Groundwater Standards - Metals
Current Ohio VAP unrestricted potable use groundwater standards for arsenic, lead, chromium, cadmium, and other metals. Cited to OAC 3745-300.
Verified Mar 2026Ohio VAP Groundwater Standards - Pesticides and PCBs
Ohio VAP groundwater standards (UPUS) for pesticides and PCBs. CIDARS February 2025.
Verified Mar 2026Ohio VAP Groundwater Standards - SVOCs and PAHs
Ohio VAP groundwater standards (UPUS) for SVOCs and PAHs including benzo(a)pyrene and phthalates. CIDARS February 2025.
Verified Mar 2026Ohio Groundwater Standards - Volatile Organic Compounds (VOCs)
Current Ohio VAP and generic groundwater standards for common VOCs including benzene, TCE, PCE, and vinyl chloride. Cited to OAC 3745-300.
Verified Mar 2026Ohio Sediment Reference Values (SRVs)
Ohio EPA sediment screening values by ecoregion for metals in stream sediment. Used under OAC 3745-300-08 for VAP ecological risk assessment.
Verified Mar 2026Ohio VAP Soil Standards - Metals
Current Ohio VAP generic direct-contact soil cleanup levels for arsenic, lead, chromium, cadmium, and other metals. Residential and commercial/industrial.
Verified Mar 2026Ohio VAP Soil Standards - Pesticides and PCBs
Ohio VAP soil standards for pesticides, herbicides, and PCBs (Aroclors). CIDARS February 2025.
Verified Mar 2026Ohio VAP Soil Standards - SVOCs and PAHs
Ohio VAP soil standards for SVOCs and PAHs including benzo(a)pyrene, phthalates, and dioxins. CIDARS February 2025.
Verified Mar 2026Ohio VAP Soil Standards - Volatile Organic Compounds (VOCs)
Current Ohio VAP generic direct-contact soil cleanup levels for VOCs including benzene, TCE, PCE, vinyl chloride, and BTEX. Cited to OAC 3745-300.
Verified Mar 2026Ohio Surface Water Quality Criteria - Human Health (Fish Consumption)
Ohio water quality standards for the protection of human health from fish consumption. OAC 3745-1-34, Table 34-1.
Verified Mar 2026Ohio Surface Water Quality Criteria - Human Health (Water Supply)
Ohio water quality standards for the protection of human health at public water supply intakes. OAC 3745-1-33, Table 33-1.
Verified Mar 2026Ohio VAP Indoor Air Standards - VOCs (Residential and Commercial)
Ohio VAP generic indoor air standards for volatile organic compounds. Residential and commercial values from CIDARS.
Verified Mar 2026Ohio VAP Leach-Based Soil Values (LBSVs)
Ohio VAP generic leach-based soil values for organics by soil type and inorganics by source area. October 2008 guidance.
Verified Mar 2026Ohio BUSTR Corrective Action Standards
BUSTR corrective action levels for petroleum UST sites in Ohio. Delineation, groundwater, direct contact, and TPH by pathway.
Verified Mar 2026Ohio PFAS Standards - Drinking Water & Groundwater Action Levels
Current Ohio PFAS action levels and federal MCLs for PFOA, PFOS, GenX, PFBS, PFHxS, and PFNA. Includes practical guidance for consultants and property owners.
Verified Mar 2026Ohio Surface Water Quality Criteria - Aquatic Life
Ohio water quality standards for the protection of aquatic life, including hardness-dependent metals criteria. OAC 3745-1-35.
Verified Mar 2026Ohio Vapor Intrusion Evaluation Guide
How to evaluate vapor intrusion in Ohio under VAP and DERR programs. EPA VISL calculator, sampling methods, and screening.
Verified Mar 2026