Notes
Ecology guidance document (AR017502, Part II of IV) explaining how to use PQL and MDL tables under the Model Toxics Control Act (MTCA). Covers Practical Quantitation Limits (PQLs), Method Detection Limits (MDLs), and comparisons to MTCA Method B cleanup levels for water and soil. Describes analytical methods from US EPA SW-846 (3000, 7000, 8000-8100, 8310, 9000 series) and 40 CFR Parts 136 and 141 (200, 500, 600 series); detectors including AA, HPLC, GC ECD, GC FID, GC Hall, GC MS, GC NP, GC PID, GFAA, GHAA, ICP; and WAC 173-340-707 and WAC 173-340-830 analytical procedures. Compiled from PTI Environmental Services data; references CLARC II database and Washington Ranking Method for Site Hazard Assessment.