A. Parameter Classes (may include but is not limited to): a. Metals in non-potable water b. Organics in non-potable water i. PCBs ii. Pesticides iii. Volatiles iv. Semi-Volatiles c. Metals in sediment d. Organics in sediment i. PCBs ii. Pesticides iii. Volatiles iv. Semi-Volatiles e. Bacteria in non-potable water i. E. coli ii. Enterococci iii. Cryptosporidium iv. Giardia f. Solids in water g. Nutrients in water (Nitrate-N, Nitrite-N, Orthophosphate-P, Total Phosphorus, TKN, Ammonia-N) h. Minerals in water (Chloride, Sulfate) i. Sulfide j. Turbidity k. Chlorophyll a l. Algal Assays to determine nutrient limitation in streams and reservoirs m. RCRA TCLP Analysis n. Algal Identification and Quantification o. Bacteria Identification, Quantification and Condition p. Algal Toxin Identification and Quantification q. Total Petroleum Hydrocarbons B. Accreditations Per 30 TAC §25.1 all regulatory data submitted to TCEQ must be prepared by an environmental testing laboratory accredited by TCEQ. Additionally, per 30 TAC §25.9 this accreditation must be based on conformance to the most current standards adopted by the National Environmental Laboratory Accreditation Program (“NELAP”).
