CURRENT WATER RESOURCES CONDITIONS IN MAINE

U.S. Department of the Interior Seal

September 2020

USGS New England Water Science Center, Maine Office, in cooperation with Maine Emergency Management Agency

PROVISIONAL DATA: All data presented in this report are provisional and subject to revision.
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Monthly Surface Water Conditions MapMonthly Groundwater Conditions Map

 

SURFACE WATER
Station
Number
Station
Name
Drainage
Area (mi2)
Years Of
Record
Normal
Range (cfs)
Monthly
Mean (cfs)
Monthly
Mean (in)
Percentile
Class
01010000 St. John River at Ninemile Bridge, ME134169421 - 18702940.24 Below normal
01014000 St. John River below Fish River at Fort Kent, ME5929932340 - 606012700.24 Much below normal
01017000 Aroostook River at Washburn, ME165490418 - 135096.10.06 Low
01022500 Narraguagus River at Cherryfield, ME2277259.3 - 20839.80.20 Much below normal
01029500 East Branch Penobscot River at Grindstone, ME837117543 - 10904430.59 Below normal
01030500 Mattawamkeag River near Mattawamkeag, ME141885205 - 92247.20.04 Much below normal
01031500 Piscataquis River near Dover-Foxcroft, ME29811757.2 - 21712.90.05 Low
01038000 Sheepscot River at North Whitefield, ME1458119.2 - 53.86.320.05 Much below normal
01047000 Carrabassett River near North Anson, ME353117106 - 288540.17 Much below normal
01055000 Swift River near Roxbury, ME96.99130 - 80.913.50.16 Much below normal
01055500 Nezinscot River at Turner Center, ME1697931.2 - 88.9170.11 Much below normal
01057000 Little Androscoggin River near South Paris, ME73.510610.5 - 46.53.030.05 Much below normal
01066000 Saco River at Cornish, ME1293104620 - 12603580.31 Much below normal
01069500 Mousam River near West Kennebunk, ME998043.2 - 74.515.10.17 Much below normal

 

GROUNDWATER
Station
Number
Station
Name
Years Of
Record
Normal
Range (ft)
Monthly
Median (ft)
Departure
From Monthly
Median (ft)
Percentile
Class
432310070393301 YW 807 (Sanford, ME)302 19.40 - 17.6018.94-0.16 Normal
435453070013601 CW 26 (Brunswick, ME)412 31.30 - 27.4028.84-0.96 Normal
440213070203201 ANW 1135 (Rang Pond, ME)192 10.90 - 10.1010.940.54 Below normal
440823070291501 OW 1214 (Oxford, ME)402 9.72 - 8.579.660.50 Normal
440918069564001 KW 766 (Litchfield, ME)422 49.20 - 45.3047.840.34 Normal
441801069455501 KW 887 (Augusta Arboretum, ME)152 15.90 - 12.6016.182.18 Below normal
444302070252401 FW 916 (Weld/Mt. Blue, ME)182 27.50 - 25.3027.950.95 Below normal
444950068220602 HW 1A (Amherst, ME)302 26.00 - 22.3026.791.99 Below normal
445227067520101 WW 797 Township T24MD BPP (Hadley Lakes, ME)342 6.34 - 5.616.550.58 Below normal
445319068560101 PEW 456 (Kenduskeag, ME)422 25.40 - 23.4025.861.36 Much below normal
450713067162801 WW 796 (Calais, ME)202 3.86 - 2.333.120.17 Normal
453629068531801 PEW 594 (Millinocket, ME)262 11.00 - 10.0011.380.88 Low
463642069344601 ARW 891 (Clayton Lake, ME)412 16.30 - 15.0016.820.72 Much below normal
471457068353001 ARW 890 (Fort Kent, ME)422 11.80 - 9.4811.300.70 Normal
1 Daily Value Records and Field Readings
2 Daily Value Records Only

 

Flow or Water LevelPercentile RangeExplanation
Low0thThe monthly mean streamflow or median water level during this month is the lowest ever recorded during the period of record for this site.
Much below normal0th to 10thThe monthly mean streamflow or median water level during this month is less than the 10th percentile when compared to all of the months during the period of record for this site.
Below normal10th to 25thThe monthly mean streamflow or median water level during this month is between the 10th and 25th percentiles when compared to all of the months during the period of record for this site.
Normal25th to 75thThe monthly mean streamflow or median water level during this month is between the 25th and 75th percentiles when compared to all of the months during the period of record for this site.
Above normal75th to 90thThe monthly mean streamflow or median water level during this month is between the 75th and 90th percentiles when compared to all of the months during the period of record for this site.
Much above normal90th to 100thThe monthly mean streamflow or median water level during this month is greater than the 90th percentile when compared to all of the months during the period of record for this site.
High100thThe monthly mean streamflow or median water level during this month is the highest ever recorded during the period of record for this site.
432310070393301 YW 807 (Sanford, ME), September 2020 mean water level 18.935 feet 435453070013601 CW 26 (Brunswick, ME), September 2020 mean water level 28.84 feet 440213070203201 ANW 1135 (Rang Pond, ME), September 2020 mean water level 10.94 feet 440823070291501 OW 1214 (Oxford, ME), September 2020 mean water level 9.66 feet 440918069564001 KW 766 (Litchfield, ME), September 2020 mean water level 47.84 feet 441801069455501 KW 887 (Augusta Arboretum, ME), September 2020 mean water level 16.175 feet 444302070252401 FW 916 (Weld/Mt. Blue, ME), September 2020 mean water level 27.95 feet 444950068220602 HW 1A (Amherst, ME), September 2020 mean water level 26.79 feet 445227067520101 WW 797 Township T24MD BPP (Hadley Lakes, ME), September 2020 mean water level 6.545 feet 445319068560101 PEW 456 (Kenduskeag, ME), September 2020 mean water level 25.855 feet 450713067162801 WW 796 (Calais, ME), September 2020 mean water level 3.115 feet 453629068531801 PEW 594 (Millinocket, ME), September 2020 mean water level 11.375 feet 463642069344601 ARW 891 (Clayton Lake, ME), September 2020 mean water level 16.82 feet 471457068353001 ARW 890 (Fort Kent, ME), September 2020 mean water level 11.295 feet 01010000 St. John River at Ninemile Bridge, ME, September 2020 mean streamflow 294 cfs 01014000 St. John River below Fish River at Fort Kent, ME, September 2020 mean streamflow 1270 cfs 01017000 Aroostook River at Washburn, ME, September 2020 mean streamflow 96.1 cfs 01022500 Narraguagus River at Cherryfield, ME, September 2020 mean streamflow 39.8 cfs 01029500 East Branch Penobscot River at Grindstone, ME, September 2020 mean streamflow 443 cfs 01030500 Mattawamkeag River near Mattawamkeag, ME, September 2020 mean streamflow 47.2 cfs 01031500 Piscataquis River near Dover-Foxcroft, ME, September 2020 mean streamflow 12.9 cfs 01038000 Sheepscot River at North Whitefield, ME, September 2020 mean streamflow 6.32 cfs 01047000 Carrabassett River near North Anson, ME, September 2020 mean streamflow 54 cfs 01055000 Swift River near Roxbury, ME, September 2020 mean streamflow 13.5 cfs 01055500 Nezinscot River at Turner Center, ME, September 2020 mean streamflow 17 cfs 01057000 Little Androscoggin River near South Paris, ME, September 2020 mean streamflow 3.03 cfs 01066000 Saco River at Cornish, ME, September 2020 mean streamflow 358 cfs 01069500 Mousam River near West Kennebunk, ME, September 2020 mean streamflow 15.1 cfs