www.epa.gov

32,330

Items

67.4K

Citations

4,885

Authors

2023

Last Cited

Most Cited Documents of www.epa.gov

Document	Citations	First Cited	Last Cited
Main Website	825	1999	2022
Homepage	663	1999	2022
iris	394	2000	2022
iris/	306	1999	2022
ghgemissions/sources-greenhouse-gas-emissions	193	2016	2022
air/criteria.html	192	2004	2022
criteria-air-pollutants/naaqs-table	182	2016	2022
ground-water-and-drinking-water/national-primary-drinking-water-regulations	182	2017	2022
ghgemissions/global-greenhouse-gas-emissions-data	153	2016	2022
opptintr/exposure/pubs/episuite.htm	142	2007	2021
risk/regional-screening-levels-rsls-generic-tables	117	2019	2022
ghgemissions/overview-greenhouse-gases	116	2017	2023
energy/greenhouse-gas-equivalencies-calculator	113	2016	2022
tsca-screening-tools/epi-suitetm-estimation-program-interface	109	2016	2022
oppt/exposure/pubs/episuite.htm	108	2007	2022
wqc/national-recommended-water-quality-criteria-aquatic-life-criteria-table	107	2016	2022
safewater/contaminants/index.html	104	2007	2021
safewater/mcl.html	103	2001	2020
reg3hwmd/risk/human/index.htm	99	2007	2022
ncea	97	2003	2022
oppt/exposure/pubs/episuitedl.htm	90	2007	2022
ghgemissions/understanding-global-warming-potentials	83	2017	2022
air-emissions-inventories/air-pollutant-emissions-trends-data	80	2016	2022
ecotox/	80	2002	2022
tri/	76	2001	2020