September 2019 CURRENT WATER RESOURCES CONDITIONS IN MASSACHUSETTS

CURRENT WATER RESOURCES CONDITIONS IN MASSACHUSETTS

September 2019

USGS New England Water Science Center, Massachusetts-Rhode Island Office

PROVISIONAL DATA: All data presented in this report are provisional and subject to revision.

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SURFACE WATER
Station Number	Station Name	Drainage Area (mi²)	Years Of Record	Normal Range (cfs)	Monthly Mean (cfs)	Monthly Mean (in)	Percentile Class
01096000	Squannacook River near West Groton, MA	65.9	69	14.2 - 36.6	12.2	0.21	Below normal
01097300	Nashoba Brook near Acton, MA	12.8	56	0.944 - 6.47	1.41	0.12	Normal
01101000	Parker River at Byfield, MA	21.3	73	0.696 - 8.48	0.208	0.01	Below normal
01103500	Charles River at Dover, MA	183	81	38.8 - 124	89.4	0.55	Normal
01105600	Old Swamp River near South Weymouth, MA	4.5	53	1.16 - 4.98	0.906	0.22	Below normal
01105730	Indian Head River at Hanover, MA	30.3	53	9.22 - 32.3	34	1.25	Above normal
01105880	Herring River at North Harwich, MA	9.4	53	2.78 - 9.5	5.67	0.67	Normal
01108000	Taunton River near Bridgewater, MA	261	89	68 - 231	143	0.61	Normal
01109000	Wading River near Norton, MA	43.3	94	6.63 - 24.5	9.72	0.25	Normal
01162500	Priest Brook near Winchendon, MA	19.4	103	2.74 - 14.9	4.51	0.26	Normal
01169000	North River at Shattuckville, MA	89	79	26.6 - 78.4	26.2	0.33	Below normal
01169900	South River near Conway, MA	24.1	53	8.19 - 27.6	4.7	0.22	Much below normal
01170100	Green River near Conway, MA	41.4	51	12.6 - 36.1	10.5	0.28	Below normal
01171500	Mill River at Northampton, MA	52.6	80	14.7 - 46.6	9.14	0.19	Much below normal
01176000	Quaboag River at West Brimfield, MA	150	107	36.1 - 111	52.6	0.39	Normal
01181000	West Branch Westfield River at Huntington, MA	94	84	18.6 - 77.1	17.1	0.20	Below normal
01197500	Housatonic River near Great Barrington, MA	282	106	136 - 272	108	0.43	Much below normal
01198000	Green River near Great Barrington, MA	51	67	6.03 - 37.1	10.1	0.22	Normal
01333000	Green River at Williamstown, MA	42.6	70	10.8 - 40.2	13.6	0.36	Normal

GROUNDWATER
Station Number	Station Name	Years Of Record	Normal Range (ft)	Monthly Median (ft)	Departure From Monthly Median (ft)	Percentile Class
411555070021901	NBW 228 (Nantucket, MA)	37¹	25.30 - 23.80	24.01	-0.59	Normal
412346070353403	ENW 52 (Edgartown, MA)	40¹	18.60 - 16.70	16.06	-1.94	Above normal
414124070265901	SDW 253 (Sandwich, MA)	49¹	50.70 - 49.40	47.74	-2.46	High
415228070554601	LKW 14 (Lakeville, MA)	47¹	18.50 - 18.40	16.13	-2.27	Much above normal
420321070433502	D4W 79 (Duxbury, MA)	54¹	9.52 - 8.64	8.80	-0.32	Normal
422812071244401	ACW 158 (Acton, MA)	54¹	19.70 - 19.00	18.52	-0.88	Above normal
424520070562401	NIW 27 (Newbury, MA)	54¹	11.10 - 9.39	9.39	-0.82	Above normal
422341071464901	WSW 26 (West Boylston, MA)	24¹	10.40 - 6.86	9.00	-0.16	Normal
422745073112001	PTW 51 (Pittsfield, MA)	55¹	22.10 - 17.30	20.93	1.33	Normal
423401071093801	XMW 78 (Wilmington, MA)	67¹	9.67 - 8.91	8.79	-0.43	Above normal
424204072015201	XNW 13 (Winchendon, MA)	77¹	11.20 - 9.27	10.66	0.06	Normal
¹ Daily Value Records and Field Readings ² Daily Value Records Only

Flow or Water Level	Percentile Range	Explanation
Low	0^th	The 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 normal	0^th to 10^th	The monthly mean streamflow or median water level during this month is less than the 10^th percentile when compared to all of the months during the period of record for this site.
Below normal	10^th to 25^th	The monthly mean streamflow or median water level during this month is between the 10^th and 25^th percentiles when compared to all of the months during the period of record for this site.
Normal	25^th to 75^th	The monthly mean streamflow or median water level during this month is between the 25^th and 75^th percentiles when compared to all of the months during the period of record for this site.
Above normal	75^th to 90^th	The monthly mean streamflow or median water level during this month is between the 75^th and 90^th percentiles when compared to all of the months during the period of record for this site.
Much above normal	90^th to 100^th	The monthly mean streamflow or median water level during this month is greater than the 90^th percentile when compared to all of the months during the period of record for this site.
High	100^th	The monthly mean streamflow or median water level during this month is the highest ever recorded during the period of record for this site.