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Appendix D: 2015 Multi-Sector General Permit (MSGP) Data Analysis
Pages 101-136

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From page 101...
... inform compliance with effluent limitation guidelines, codes were used to identify the appropriate sector or local or state regulations, or development or implemen- subsector for each data point. Where SIC codes were tation of total maximum daily loads (TMDLs; labeled lacking, other identifying information (e.g., "primary "required monitoring" in the database)
From page 102...
... 102 IMPROVING THE EPA MULTI-SECTOR GENERAL PERMIT TABLE D-1 Industrial Sectors and Subsectors Subsector Subsector Detail A1 General sawmills and planing mills A2 Wood preserving A3 Log storage and handling A4 Hardwood and wood product facilities; sawmills B1 Paperboard mills B2 Pulp and paper mills C1 Agricultural chemicals C2 Industrial inorganic chemicals C3 Soaps, detergents, cosmetics, and perfumes C4 Plastics, synthetics, and resins C5 Industrial organic chemicals, paints, lacquers, pharmaceuticals D1 Asphalt paving and roofing materials D2 Miscellaneous products of petroleum and coal E1 Clay product manufacturers E2 Concrete and gypsum product manufacturers E3 Glass and stone products F1 Steel works, blast furnaces, and rolling and finishing mills F2 Iron and steel foundries F3 Rolling, drawing, and extruding of nonferrous metals F4 Nonferrous foundries F5 Smelting and refining of nonferrous metals, miscellaneous primary metal products G1 Active copper ore mining and dressing facilities G2 Active metal mining facilities H Coal mines and related areas I Oil and gas extraction facilities J1 Sand and gravel mining J2 Mining of dimension and crushed stone and nonmetallic minerals J3 Clay, chemical, and fertilizer mineral mining K1 Hazardous waste treatment storage, or disposal facilities L1 Landfills, land application sites, and open dumps L2 L1 except municipal solid waste landfill areas closed M Automobile salvage yards N1 Scrap recycling and waste recycling facilities N2 Source separated recycling facilities O Steam electric generating facilities P Motor freight transportation facilities Q Water transportation facilities R Ship and boat building or repair yards S Airports T Treatment works U1 Grain mill products U2 Fats and oils products continued
From page 103...
... There in detail by National Academies' staff to check for could be additional reporting errors that are masked by errors. A few minor errors were detected that were disthe wide range of reported results.
From page 104...
... one reported concentration for copper was in the range Reported results flagged as "required monitoring" that of 10−7 μg/L, which is not achievable given current lacked information on a hardness-based benchmark or detection limits for instrumentation. Some very low or permit limit or sufficient receiving water quality infor- high concentrations may have been the result of unit mation to determine the appropriate benchmark were conversion errors.
From page 105...
... NOTES: Orange line denotes benchmark of 750 μg/L. Dashed purple lines represent four and eight times the benchmark.
From page 106...
... Max. Median Percentile Percent Percent Percent Results Facilities (μg/L)
From page 107...
... Dashed purple lines represent four and eight times the benchmark. TABLE D-3 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for Ammonia No.
From page 108...
... FIGURE D-3 Arsenic results from NetDMR 2015 MSGP reported data through February 2018. NOTES: Orange line denotes benchmark of 150 μg/L.
From page 109...
... Max. Median Percentile Percent Percent Percent Results Facilities (μg/L)
From page 110...
... Dashed purple lines represent four and eight times the benchmark. TABLE D-7 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for BOD5 No.
From page 111...
... Benchmarks are based on site FIGURE D-5 Cadmium results from NetDMR 2015 MSGP reported data through February 2018. NOTES: Orange lines denote the soft-water benchmark of 1.3 μg/L or eight times the benchmark and the purple lines denote the hardwater benchmark of 4.5 μg/L or eight times the benchmark.
From page 112...
... results from NetDMR 2015 MSGP reported data through February 2018. NOTES: Orange line denotes benchmark of 120 mg/L.
From page 113...
... NOTES: Orange lines denote the soft-water benchmark of 1.3 μg/L or eight times the benchmark and the purple lines denote the hardwater benchmark of 4.5 μg/L or eight times the benchmark. Benchmark exceedance is assessed based on site-specific water quality data.
From page 114...
... (μg/L) >BM >4× BM >8× BM A2 32 3 15 888 129 213 97 84 81 A4 2 1 7 21 14 18 NA NA NA B2 2 1 <2 8 5 6.5 NA NA NA C4 1 1 22 22 22 22 NA NA NA C5 6 3 6 57 18 22 NA NA NA E2 2 2 20 42 31 37 NA NA NA F2 35 4 <1 83 13 22 63a 9 0 F3 100 9 0.003 195 7.8 17 40b 22 14 F4 10 2 5 279 31 169 70 60 50 G1 2 1 24 67 45 56 50 0 0 G2 4 2 <3 9.5 6.2 9.5 25 0 0 M 11 2 0.016 64 24 36 82 9 0 N1 330 49 <0.001 4,380 19 62 62b 37a 26 O 4 1 18 86 30 52 NA NA NA P 97 14 0.007 250 13 22 32c 1 1 Q 415 60 1 12,000 100 360 86d 73c 61b R 335 38 0.01 796,000 219 615 96d 90c 81 S 22 1 0.0020 37 5.3 8.3 18 0 0 U3 27 6 2.8 357 11 31 NA NA NA V 2 1 18 28 23 26 NA NA NA Y2 1 1 17 17 17 17 NA NA NA AA1 93 5 0.033 74,000 76 370 82 60 46 AC1 7 1 4 30 6 21.5 NA NA NA NOTES: NA, required monitoring for purpose other than MSGP benchmark compliance; no regulatory limit established for those sites.
From page 115...
... Dashed purple lines represent four and eight times the benchmark. TABLE D-11 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for Cyanide No.
From page 116...
... FIGURE D-9 Iron results from NetDMR 2015 MSGP reported data through February 2018. NOTES: Orange line denotes benchmark of 1,000 μg/L.
From page 117...
... Max. Median Percentile Percent Percent Percent Results Facilities (μg/L)
From page 118...
... had the of reported results that met benchmark thresholds. largest percentage of benchmark exceedances (41 per FIGURE D-10 Lead results from NetDMR 2015 MSGP reported data through February 2018.
From page 119...
... (μg/L) >BM >4× BM >8× BM C1 7 2 <3 10 <3 <10 0 0 0 C5 11 3 <2 57 <3 9 10 0 0 D1 2 1 <5 <8 <6.5 <7.2 NA NA NA G1 2 1 <7.5 <7.5 <7.5 <7.5 0 0 0 G2 5 2 <4 44 44 44 0 0 0 K 28 5 <0.5 140 5 13 7 0 0 M 172 39 0.75 230 7.5 16 6 1 1 N1 311 51 0.6 18,000 28 77 41 16 7 O 2 1 <10 <10 <10 <10 NA NA NA P 81 10 0.35 742 6 20 2 2 0 Q 410 57 0.08 2,467 15 29 4a 0 0 R 276 35 0.5 1,300 25 50 8b 1 0 S 6 1 0.22 3.5 0.47 2.0 0 0 0 T 9 2 2 54 19 29 0 0 0 U3 16 4 <0.5 <10 2 4.0 NA NA NA AA1 6 1 0.37 3.6 1.5 2.9 0 0 0 AC 1 1 4 4 4 4 NA NA NA NOTES: NA, required monitoring for purpose other than MSGP benchmark compliance; no regulatory limit established for those sites.
From page 120...
... Dashed purple lines represent four and eight times the benchmark. TABLE D-14 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for Magnesium No.
From page 121...
... Dashed purple lines represent four and eight times the benchmark. TABLE D-15 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for Mercury No.
From page 122...
... (μg/L) >BM >4× BM >8× BM G1 1 1 <10 <10 <10 <10 0 0 0 G2 4 2 <10 <10 <10 <10 0 0 0 N1 1 1 13 13 13 13 NA NA NA O1 2 1 <25 <25 <25 <25 NA NA NA P 5 3 <25 <250 <25 <250 NA NA NA NOTES: NA, required monitoring for purpose other than MSGP benchmark compliance; no regulatory limit established for those sites.
From page 123...
... Dashed purple lines represent four and eight times the benchmark. TABLE D-17 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for Nitrite Plus Nitrate Nitrogen No.
From page 124...
... , and AB (transportation pH 6 and 9. The complete data set is summarized in equipment)
From page 125...
... Max. Median Percentile <6 >9 Range A1 78 6 5.9 7.8 7.1 7.3 4 0 4 A3 2 1 6.4 6.8 6.6 6.7 0 0 0 D1 21 8 4.2 8.4 7.8 7.8 5 0 5 E2 24 6 5.6 8.4 7.2 7.6 4 0 4 E3 1 1 7.8 7.8 7.8 7.8 0 0 0 F3 2 1 7.1 7.3 7.2 7.3 0 0 0 G1 10 1 7.8 9.1 7.8 9.1 0 40 40 G2 6 2 7.1 7.4 7.2 7.4 0 0 0 J1 44 8 7.0 <9 7.8 8.2 0 0 0 J2 104 20 5.5 <9 7.4 7.8 2 0 2 L1 118 14 1.6 10.1 7.2 7.6 10 2 12 L2 1 1 7.5 7.5 7.5 7.5 0 0 0 N1 14 6 6.1 7.6 7.1 7.4 0 0 0 O 4 1 6.8 7.2 7.0 7.2 0 0 0 P 57 10 5.8 8.9 7.2 7.4 2 0 2 Q 2 2 0.9 9.2 5.1 7.1 50 50 100 S 38 4 5.5 7.5 6.9 7.1 5 0 5 U3 22 7 6.6 9.4 7.8 8.1 0 9 9 V 4 2 5.9 6.7 6.3 6.5 25 0 25 Y2 7 2 6.4 8.1 7.7 7.9 0 0 0 AA1 2 1 8.3 8.9 8.6 8.7 0 0 0 AB 12 2 5.3 7.4 6.5 6.6 17 0 17 NOTE: Twenty-four reported results were not included because they did not have units or the sector/subsector could not be identified (6 reported results without units; 18 without sector/subsector information)
From page 126...
... NOTES: Orange line denotes benchmark of 2 mg/L. Dashed purple lines represent four and eight times the benchmark.
From page 127...
... Max. Median Percentile Percent Percent Percent Results Facilities (mg/L)
From page 128...
... NOTES: Orange line denotes benchmark of 5 μg/L. Dashed purple lines represent four and eight times the benchmark.
From page 129...
... TABLE D-21 Statistical Summary and Benchmark Comparison of 2015 MSGP Reported Results for Silver No. 75th Reported No.
From page 130...
... The complete data set is summarized in eight reported results, at least 60 percent of reported Table D-22. FIGURE D-18 Total suspended solids results from NetDMR 2015 MSGP reported data through February 2018.
From page 131...
... Max. Median Percentile Percent Percent Percent Results Facilities (mg/L)
From page 132...
... NOTES: Orange line denotes the benchmark of 50 NTU. Dashed purple lines represent four and eight times the benchmark.
From page 133...
... Max. Median 75th Percen- Percent Percent Percent Results Facilities (NTU)
From page 134...
... tor F3 does not appear to be outside the range reported FIGURE D-20 Zinc results from NetDMR 2015 MSGP reported data through February 2018. NOTES: Orange lines denote the soft-water benchmark of 80 μg/L or eight times the benchmark and the purple lines denote the hardwater benchmark of 230 μg/L or eight times the benchmark.
From page 135...
... (μg/L) >BM >4× BM >8× BM A1 210 28 1 1,630 36 87 35 7 1 C1 24 2 17 1,300 243 365 83 29 25 C3 60 4 15 3,210 72 132 48 17 7 C4 44 5 20 1,580 150 284 89 41 16 C5 1 1 675 675 675 675 100 100 100 F1 34 2 <20 650 159 200 91a 21 3 F2 36 4 <5 1,000 158 337 61 28 6 F3 111 9 <0.01 27,200 129 268 52 27 12 F4 10 2 <10 587 59 301 50 30 30 G1 2 1 <10 10 10 10 0 0 0 G2 5 2 <30 76 76 76 0 0 0 L1 80 14 0.00016 1,110 42 83 6 1 1 L2 1 1 312 312 312 312 100 0 0 M 6 2 24 160 63 85 0 0 0 N1 316 49 5.2 3,100 150 328 68 32 13 O 4 1 72 855 416 614 NA NA NA P 132 11 0.14 1,600 41 107 11 3 0 Q 564 65 0.000033 102,000 89 253 48b 19 8 R 59 4 0.029 1,240 0.56 2.4 12 3 3 S 27 2 0.0096 619 51 165 33 8 0 Y1 64 5 14 2,200 110 290 91 38 23 Y2 34 3 21 992 61 110 68 15 9 AA1 374 35 0.019 3,380 97 235 57 19 7 AA2 24 4 10 5,200 85 165 29 13 8 NOTES: NA, required monitoring for purpose other than MSGP benchmark compliance; no regulatory limit established for those sites.


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