Storet Disc Regions

The EPA STORET data are broken by state into 23 discs based on the EPA region that contains the state.

RegionDisc VolumeStates
11:1CT, MA, ME, NH, RI, VT
2:2NJ, PR, VI
33:1DE, MD, PA
3:2DC, VA, WV
4:2NC, SC
4:3AL, GA
4:4KY, MS, TN
5:3IN, MI
5:4MN, WI
66:1NM, OK, TX
6:2AR, LA
77:1IA, KS, MO, NE
88:1CO, UT, WY
8:2MT, ND, SD
99:1CA North
9:2CA South
9:3AZ, HI, NV, PI
1010:1AK, WA

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Last Updated May 21, 1997
Copyright © 1997 Hydrosphere Data Products, Inc.