| Total requests for Aug 2011: 547 |
| Unique requests | Total requests | Query | Documents returned |
| 14 | 16 | EPA 2010 | 6,484 |
| 12 | 17 | method 8260 | 6,071 |
| 8 | 8 | SW 846 | 14 |
| 7 | 9 | 3050B | 13,334 |
| 6 | 7 | 7196A | 2 |
| 5 | 6 | 6010C | 1 |
| 4 | 5 | EPA method | 19,485 |
| 4 | 5 | 1990e | 0 |
| 3 | 5 | 6004-79-020 | 0 |
| 3 | 5 | 'to-15' | 63 |
| 3 | 3 | soil | 323 |
| 3 | 3 | asbestos | 9 |
| 2 | 6 | pcb | 90 |
| 2 | 5 | epa 6020a | 0 |
| 2 | 4 | EPA-821-R-02-012 | 0 |
| 2 | 3 | benzene | 32,823 |
| 2 | 3 | Method 6C | 4 |
| 2 | 2 | risk assessment | 247 |
| 2 | 2 | lead | 405 |
| 2 | 2 | holding time | 427 |
| 2 | 2 | electronic signature | 26 |
| 2 | 2 | VOC | 114 |
| 2 | 2 | Method 3050B | 1 |
| 2 | 2 | M3902912-150 | 0 |
| 2 | 2 | GCMS | 23 |
| 2 | 2 | 8270 | 5 |
| 2 | 2 | 8260 | 4 |
| 2 | 2 | 3050 | 1 |
| 2 | 2 | 200.8 | 3 |
| 1 | 6 | EPA Protocol forganopesticides in water Method 608: | 37,666 |
| 1 | 5 | Dioxin TMDLs | 18,177 |
| 1 | 4 | alkalinity | 6 |
| 1 | 4 | Nelson | 24,145 |
| 1 | 4 | EPA Method TO-15 | 41 |
| 1 | 4 | 600479020 | 26,617 |
| 1 | 4 | 1600 | 24 |
| 1 | 3 | water solubility CG-1500 | 29,966 |
| 1 | 3 | summa canisters sampled at atmpospheric pressure | 28,399 |
| 1 | 3 | product labels | 33,856 |
| 1 | 3 | naphthalene | 31,225 |
| 1 | 3 | fruits residual chlorine | 64,668 |
| 1 | 3 | cem | 0 |
| 1 | 3 | cancer control | 28,496 |
| 1 | 3 | air Method TO-15 | 28,436 |
| 1 | 3 | acoustic emision test for ammonia tank storage | 642 |
| 1 | 3 | Guidelines for Exposure Assessment | 87 |
| 1 | 3 | EPA3050B | 0 |
| 1 | 3 | Action Development Process ADP 2004 | 67,334 |
| 1 | 3 | 420.2 | 1 |
| 1 | 3 | 200.7 | 31,867 |
| 1 | 2 | water solubility | 101 |
| 1 | 2 | volatile fatty acid | 4 |
| 1 | 2 | transformer oil | 53,502 |
| 1 | 2 | scientific integrity policy | 157 |
| 1 | 2 | risk quotient | 39,352 |
| 1 | 2 | risk quociente | 41,699 |
| 1 | 2 | permethrin | 0 |
| 1 | 2 | paint | 72 |
| 1 | 2 | paint VOC | 21 |
| 1 | 2 | oil bunding | 53,499 |
| 1 | 2 | natural resource damage assessment guidancer | 46,899 |
| 1 | 2 | methods of gaseous emissions | 88 |
| 1 | 2 | metal | 48 |
| 1 | 2 | hybrid vehicle emission standard | 53 |
| 1 | 2 | hybrid vehicle emission procedures | 40,955 |
| 1 | 2 | holding time soil | 42,677 |
| 1 | 2 | fruits | 75 |
| 1 | 2 | fluoroscene | 42,599 |
| 1 | 2 | fifra PERFORMANCE TESTS | 55,622 |
| 1 | 2 | fatty acid | 5 |
| 1 | 2 | ethanol | 70 |
| 1 | 2 | epa oppts | 157 |
| 1 | 2 | epa method Trace Elements in Water Wastes - ICPMS 200.8 | 55,500 |
| 1 | 2 | epa houston tx | 49 |
| 1 | 2 | detrminacion methods of gaseous emissions | 0 |
| 1 | 2 | critical levels | 123 |
| 1 | 2 | book in spanish | 0 |
| 1 | 2 | acustic emmision tesk for ammonua tank storage | 0 |
| 1 | 2 | acoustic emmision test for ammonia tank storage | 42,599 |
| 1 | 2 | acoustic emision desk for ammonia tank storage | 49,849 |
| 1 | 2 | White Papers | 203 |
| 1 | 2 | Total nitrogen method | 42,653 |
| 1 | 2 | The exposure factors handbook | 72 |
| 1 | 2 | SEDD viewer | 2 |
| 1 | 2 | PCBs TMDLs | 18 |
| 1 | 2 | PBDE | 13,953 |
| 1 | 2 | OPPTS guidelines | 120 |
| 1 | 2 | No. 209 2002 | 59 |
| 1 | 2 | Nitrogen | 190 |
| 1 | 2 | Neurotoxicity 81 82 83 | 4 |
| 1 | 2 | Multiphase flow multicomponent transport | 42,602 |
| 1 | 2 | Integrated Science Assessments | 407 |
| 1 | 2 | Environmental Laboratory Results Data Standard | 284 |
| 1 | 2 | CG-1500 | 44,949 |
| 1 | 2 | ABS | 8 |
| 1 | 2 | 8082 | 48,100 |
| 1 | 2 | 8015 | 0 |
| 1 | 2 | 524 | 56,506 |
| 1 | 2 | 413 | 17 |
| 1 | 2 | 3015 | 2 |
| 1 | 2 | 3010 | 0 |