California Environmental Protection Agency

California Environmental Protection Agency

The California Environmental Protection Agency is a state cabinet-level agency within the government of California. The mission of CalEPA is to restore, protect and enhance the environment, to ensure public health, environmental quality and economic vitality. Derived from Wikipedia licensed CC-BY-SA.

Open Access statistics for California Environmental Protection Agency, United States, covering academic research published from 2000 to 2024. Read More.


Open Access Percentage

40%


Total
Publications

985


Total Open
Publications

396


Total
Citations

64K


Open Access
Percentage

40%


Total
Publications

985


Total Open
Publications

396


Total
Citations

64K

Wikipedia

Website

download

Breakdown

16% 16% 6% 62%

Publisher Open

16%

Both

16%

Other Platform Open

6%

Closed

62%

Percentage of Open Access over time

0%10%20%30%40%50%60%70%80%90%100%
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Publisher Open

Both

Other Platform Open

Closed

Volume of Open Access over time

0510152025303540455055Total Publications
2000200120022003200420052006200720082009201020112012201320142015201620172018201920202021202220232024

Open

Closed

Publisher Open

53%OA Journal

OA Journal 53%

164

Hybrid 15%

47

No Guarantees 32%

97

Other Platform Open

Domain 79%

185

Other Internet 23%

54

Institution 17%

40

Public 2%

4

Preprint 0%

0

Other Platform Locations

Name

Platform Type

Publications

PubMed Central
Domain
178
DOI
Other Internet
52
Europe PMC
Domain
17
U.S. Department of Energy Office of Scientific and Technical Information - OSTI OAI
Institution
9
DANS - Data Archiving and Networked Services
Institution
6
NOAA Institutional Repository
Institution
5
Le Centre pour la Communication Scientifique Directe - HAL - Diderot
Institution
5
ZB MED - Informationszentrum Lebenswissenschaften
Institution
4
Figshare
Public
4
University of Modena and Reggio Emilia - IRIS UNIMORE
Institution
3
1 / 4

Data updated 18 August 2025

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