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REPORT ON W gTER AND SOIL SAMPLING -LINE CAMP PIT Analysis of data from soil and water By Nathan A. 6artori PE, DEE, Environmental Engineer sampiirig tine DRAFT PAGE 1 "T~ C' ~~®~® '- ~s~ t~ P ~ ~ a~~N ualit criteria is a summary table containing °<<. BACKGROUND: EPA's compilation of national recommended water q y ursuant to Section 304(a) of the recommended water quality criteria for the protectublished ptic life and human hea~ln f Water kb approximately 150 pollutants. These criteria are p Clean W ater Act (CW A) and provide guidance for States as a P~ eshed fn EPA Document EPA- qual'dy standards under Section 303(c) of the CW A• They les being carbon 822_R-02-047, "National Recommended Water Quality Criteria", released m enta hl~or phenol (a Most of the pollutants on the EPA liscleani 9 ious organic chemicals (exam vinyl chloride (from plastics), p stroleum tetrachloride (a product used in dry- toluene, and anthracene (all associated with p wood-preserving chemical}, and benzene, rocessing of sand and products). unlikely to ba discharged by mining and p Since most of these are Ftt samples were not tested for these pollutants. For chemicals related gravel at the Line Camp reale and for total petroleum hydrocarbons dro ~arsbons testin for oil and g nificant amount of oil and grease/hy to petroleum products, g of the organic and oil was used as an indicator: if there was a sig pit were mi ht be indicated ollutanls selected for testing (either found in the water and soil senterTherefore, most of the 30 p of the fines deposited in the basins or of the water) at the Line am chemicals were actually p of TCLP testing are sometimes found in mining, or because metals. These were selected either because they ecif'~cally mentioned these as being of concern, such as iron. TCLP testing was objectors sp because the protocol for TCLP simulates conditions found in a landfill or selected for the fines, able Pit. Using TCLP was therefore aworst-case condition to other waste site, and therefore far more likel~t he finesaltthe concentra ons of a metaa caPa conditions found at Line Gamp EPA for determine if pollutants could be released t o term exposure of aquatic of being released in leachate (by the TCLP) is less than the total limits recommende Y lion of Water; that is, for drinking without treatment), freshwater CCC (Criterion Continuous Concentration; that is for ong- t'rfe) and HHCW (Human Health for Consume realer than reasonable combination of envirowlmeeleaase qu1a1ntiti s g anticipate then it is not likely that any crushing, screening, washing) industrial processes (mining, those limits. ~~~~~~~ ~~~ /~ P fi ~. ~ ~~ ~~~~~ one CaM/'oo ( ~ pMs,Qof~RF~a58G~ ,ZOO ( oJOgY