EXPOSURE INVESTIGATION
VOGEL PAINT AND WAX COMPANY
MAURICE, SIOUX COUNTY, IOWA
| Table 1. Contaminant Concentrations in Environmental Media at the Vogel Paint and Wax Site [5] | |||
|---|---|---|---|
| Contaminant | Concentration Range in Groundwater (ppm*) | Concentration Range in Surface Water (ppm) | Concentration Range in Soil** (ppm) |
| Arsenic | NA*** | NA | 4.8-12.1 |
| Beryllium | 0.02-0.02 | NA | NA |
| Cadmium | ND****-0.07 | ND | 0.2-6.4 |
| Chromium (total) | ND-0.08 | ND-0.012 | 4.9-14.9 |
| Lead | ND-0.32 | ND-0.026 | 5.2-19.0 |
| Mercury | ND-0.11 | ND | 0.01-0.04 |
| Nickel | NA | NA | 10.3-25.9 |
| Zinc | ND-0.24 | 0.03-0.04 | 15.5-67.3 |
| Bis(2-ethylhexyl) phthalate | NA | NA | 1.7-6.6 |
| Dibutyl phthalate | NA | NA | ND-0.30 |
| Acetone | ND-0.28 | NA | ND-0.37 |
| Benzene | ND-0.11 | NA | 0.1-8.0 |
| Chloroform | NA | NA | BDL-0.007 |
| Dichloromethane | ND-0.42 | NA | BDL-0.14 |
| 1,2-dichloro- propane | ND-0.07 | NA | NA |
| Ethylbenzene | ND-67 | ND-0.0036 | ND-976 |
| Methyl ethyl ketone | ND-120 | ND-0.037 | ND-0.51 |
| Methyl isobutyl ketone | ND-0.62 | NA | ND-0.87 |
| Toluene | ND-37 | ND-0.0014 | ND-1,711 |
| Trichloroethylene | ND-0.01 | NA | ND-0.059 |
| Xylenes | ND-260 | ND-0.013 | ND-704 |
| ppm = parts per million ** includes surface and subsurface soil ***NA = not analyzed ****ND = below detection | |||
| Year | Downwind of Excavation Area (Range in ppm*) | Downwind of Sorting Area (Range in ppm) | Downwind of Spreading/Cells (Range in ppm) | In Excavator/ Backhoe Cab (Range in ppm) |
|---|---|---|---|---|
| 1991 | ND** - 50 | NA*** | ND - 59 | 2 |
| 1992 | ND - 198 | ND - 191 | ND - 139 | 5 - 304 |
| 1993 | ND - 200 | ND - 142 | ND - 241 | ND - 271 |
| 1994 | ND - 180 | ND - 41 | ND - 58 | ND - 447 |
| 1995 | ND - 258 | ND - 99 | ND - 213 | ND - 155 |
| *ppm = parts per million ** ND = below detection ***NA = not analyzed | ||||
| Table 3. 1992-1995 Worker Vapor Badge Analysis--Vogel Paint and Wax Site [4, 6, 12, 13] | |||||
| Year | Benzene Range (mg/m3) | Toluene Range (mg/m3) | Ethyl-benzene Range (mg/m3) | Xylenes Range (mg/m3) | Methyl ethyl ketone Range (mg/m3) |
|---|---|---|---|---|---|
| 1992 | < 0.2 | <0.2 - 4.89 | <0.2 - 42.12 | <0.2 - 12.43 | < 1.5 - < 3.9 |
| 1993 | <0.29 - 1.15 | <0.32 - 11.6 | < 0.38 - 8.63 | <0.36 - 29.9 | <0.29 - 6.98 |
| 1994 | <0.195 - 1.08 | <0.221 - 10.995 | <0.254 - 17.0 | <0.32 - 58.1 | <0.191 - <1.91 |
| 1995 | <0.06 - 0.398 | <0.06 - 0.521 | <0.06 - 4.879 | <0.06 - 10.018 | <0.169 - <0.60 |
| PEL***/ ARAR**** (mg/m3) | 3.25 / 0.0013 | 753.3 / 4.34 | 434.4 / 3.77 | 435 / 4.34 | 590 / 5.89 |
| PEL/ ARAR (ppm) | 1 / 0.00004 | 200 / 1 | 100 / 1 | 100 / 1 | 200 / 2 |
| *mg/m3 = milligrams contaminant per cubic meter of air ** NA = not found ***PEL = Permissible Exposure Limit ****ARARs = Applicable and relevant .... | |||||
| 1991-1995 Perimeter Sampling During Site Remediation Activities-- Vogel Paint and Wax Site [4, 6, 12, 13] | |||||
|---|---|---|---|---|---|
| Year | Benzene Range (mg/m3*) | Toluene Range (mg/m3) | Ethyl- Benzene Range (mg/m3) | Xylenes Range (mg/m3) | Methyl ethyl ketone Range (mg/m3) |
| 1991 | NA** | NA | NA | NA | NA |
| 1992 | <0.020 | <0.020 - 0.055 | <0.020 - 0.075 | <0.020 - 0.283 | <0.25 |
| 1993 | NA | 0.0007 - 0.001 | 0.002 - 0.007 | 0.003 - 0.869 | NA |
| 1994 | <0.073 - <0.076 | <0.073 - <0.076 | <0.073 - 0.271 | <0.073 - 1.344 | <0.729 - <0.756 |
| 1995 | <0.208 | <0.021 - 0.031 | 0.042 - 0.302 | 0.177 - 1.250 | <0.208 |
| ARARs (mg/m3)*** | 0.0013 | 4.34 | 3.77 | 4.34 | 5.8 |
| *mg/m3 = milligrams contaminant per cubic meter of air ** NA = not found ***ARARs = Applicable and relevant .... | |||||
| Contaminant | Trip Blank (ppb)* | UpwindLocation1 (ppb) | UpwindLocation2 (ppb) | Downwind Location 1 (ppb) | Downwind Location 2 (ppb) |
|---|---|---|---|---|---|
| Methylcyclo-hexanone | ND** | ND | ND | 1.3 J*** | ND |
| Methyl Isobutylketone | ND | ND | ND | 2.5 J | ND |
| Toluene | ND & 7.3 | ND & 17 | ND & 4.4 | 12 & 26 | 4.4 & 38 |
| Ethylbenzene | ND & 5.9 | ND | ND | 8 & 60 | ND & 76 |
| Xylenes | ND & 24.1 | ND | ND | 54 & 510 | 23.9 & 650 |
| Methyl EthylKetone | ND | ND & 16.4 | ND & 8.3 | ND & 9.7 | ND & 5.1 |
| 1,1,1-trichloroethane | ND | ND &0.44J | ND &0.28J | ND | ND |
| Methylenechloride | ND & 2.8J | ND & 1.6 J | ND & 1.7 J | ND & 1.8 J | ND & 3.4J |
| Chloromethane | ND | ND | ND | ND & 0.92 J | ND & 0.84J |
| Dibromomethane | ND | ND | ND & 1.2J | ND & 1.2J | ND & 1.2J |
| * ppb= parts per billion ** ND = below detection *** J = estimated value, value below method detection limit | |||||
| Contaminant | Trip Blank (ppb)* | Upwind Location 1 (ppb) | Upwind Location 2 (ppb) | Downwind Location 1 (ppb) | Downwind Location 2 (ppb) |
|---|---|---|---|---|---|
| Toluene | ND & 0.24J | ND & 2J | ND & 58 | 21 & 25 | 21 & 25 |
| Ethylbenzene | ND & 0.48J | ND & 1J | ND & 2.6J | 45 & 56 | 38 & 45 |
| Xylenes | ND & 0.6 | ND & 5.7 J | ND & 15.2J | 267 & 428 | 234 & 334 |
| Methylene chloride | ND & 1.1J | ND & 1.8J | ND &1.8J | ND & 2.4 J | ND & 1.4J |
| 1,1,1 richloroeth ane | ND | ND | ND & 0.48J | ND | ND |
| dibromo- methane | ND & 1.1J | ND & 2.2J | ND | ND & 2.2J | ND& 2.1J |
| m-ethyl toluene | ND | ND | ND | ND & 2.2J | ND & 2 J |
| * ppb= parts per billion ** ND = below detection *** J = estimated value, value below method detection limit | |||||
| Contaminant | ARAR (ppm*) | Acute MRL (ppm) | Intermediate MRL (ppm) | Chronic MRL (ppm) |
|---|---|---|---|---|
| Benzene | 0.00004 | 50 | NA** | NA |
| Toluene | 1 | 3 | NA | 1 |
| Ethylbenzene | 1 | NA | 0.3 | NA |
| Xylenes | 1 | 1 | 0.7 | 0.1 |
| Methyl ethyl etone | 2 | NA | NA | NA |
| * ppm = parts per million ** NA = not available | ||||
