Compliance Toolkit

Calculators, Lookups & Field Tools

Free interactive tools for hazmat shipping, waste management, spill response, and environmental compliance. Built by EHS pros for EHS pros. No login required.

Lookups Calculators Directories Flowcharts Checklists Helpers
SpillNerd
DOT Shipping & Transport
UN Number Lookup
Look up any of 2,318 UN numbers. Get shipping descriptions, ERG guides, DOT placards, GHS pictograms, physical properties, emergency response data, and segregation compatibility.
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DOT Placard Calculator
Enter all the hazmat on your truck. Get the minimum required placards per 49 CFR 172.504. Handles Table 1 vs Table 2, the 1,001 lb rule, the DANGEROUS placard option, and mixed loads. Supports lbs, gallons, drums, and totes.
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Special Provisions Decoder
Decode the IB, T, TP, B, N, W, and numeric codes from Column 7 of the 49 CFR 172.101 Hazmat Table. 100+ provisions in plain English.
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Emergency Response
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State Spill Reporting Directory
Find your state's 24/7 emergency spill hotline, written follow-up deadline, and state-specific reporting thresholds. All 50 states plus DC.
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Reportable Quantity Calculator
Look up CERCLA reportable quantities by chemical name or CAS number. Enter the quantity released and get an instant RQ determination with NRC reporting guidance.
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Emergency Response Checklist
Generate customized step-by-step response checklists for 8 incident types: chemical spills, oil spills, PCB incidents, UST releases, transportation accidents, and more. Printable with interactive checkboxes.
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Waste Management
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RCRA Waste Code Lookup
Search EPA hazardous waste codes across all five lists: F-list, K-list, P-list (acutely hazardous), U-list, and D-codes (characteristics). Includes descriptions, CAS numbers, RQs, and TCLP thresholds.
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Waste Determination Flowchart
Interactive decision tree for RCRA hazardous waste determination under 40 CFR 262.11. Walk through solid waste, exclusions, listed codes, and characteristics to get a clear determination.
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Generator Status Calculator
Enter your monthly hazardous waste generation quantities. Get your RCRA generator category (VSQG, SQG, or LQG) with storage limits, accumulation time, and compliance requirements.
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Waste Profile Helper
Build a TSDF-ready hazardous waste profile with guided prompts for every field a disposal facility needs: generator info, composition, RCRA codes, DOT, LDR, and more.
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Safety & Monitoring
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Air Monitoring Action Level Calculator
OSHA PEL, NIOSH REL, and IDLH values for 640+ chemicals. Build custom action level tables for HASPs and industrial hygiene sampling plans. Pulls directly from the NIOSH Pocket Guide.
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PPE Selection Guide
Chemical-specific PPE recommendations including glove materials with breakthrough times, respirator cartridge selection, and Level A/B/C/D determination.
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Compliance & Cost
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50-State Penalties Lookup
Look up environmental violation penalties by state. Covers CWA, RCRA, CERCLA, CAA, and state-specific environmental statutes with fine ranges and enforcement data.
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Tank Volume Calculator
Calculate liquid volume in horizontal cylinders, vertical cylinders, and rectangular tanks. Enter dimensions and fill level to get gallons, liters, and barrels. Supports partial fill calculations.
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Containment Volume Calculator
Calculate secondary containment requirements for drums, totes, and tanks. Compares RCRA and SPCC standards side by side.
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Spill Cost Estimator
Get a realistic cleanup cost range for any spill scenario. Line-item breakdown of response labor, vacuum truck, soil excavation, disposal, and more. Real 2026 numbers from 10 years of field experience, no scare tactics.
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