December 2019 CURRENT WATER RESOURCES CONDITIONS IN MASSACHUSETTS

CURRENT WATER RESOURCES CONDITIONS IN MASSACHUSETTS

December 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	70	63.6 - 185	202	3.53	Above normal
01097300	Nashoba Brook near Acton, MA	12.8	56	10.6 - 37.4	30.3	2.73	Normal
01101000	Parker River at Byfield, MA	21.3	74	18.4 - 61.8	70.6	3.82	Above normal
01103500	Charles River at Dover, MA	183	82	183 - 506	597	3.76	Above normal
01105600	Old Swamp River near South Weymouth, MA	4.5	53	6.17 - 18.2	22	5.64	Much above normal
01105730	Indian Head River at Hanover, MA	30.3	53	45.2 - 120	153	5.82	Above normal
01105880	Herring River at North Harwich, MA	9.4	53	4.03 - 11	15.9	1.95	Much above normal
01108000	Taunton River near Bridgewater, MA	261	90	292 - 843	1100	4.86	Above normal
01109000	Wading River near Norton, MA	43.3	94	41 - 139	127	3.38	Normal
01162500	Priest Brook near Winchendon, MA	19.4	103	18.2 - 51.6	80.1	4.76	Much above normal
01169000	North River at Shattuckville, MA	89	80	97.3 - 274	297	3.85	Above normal
01169900	South River near Conway, MA	24.1	53	27.6 - 82.1	84.1	4.02	Above normal
01170100	Green River near Conway, MA	41.4	52	55.9 - 128	126	3.51	Normal
01171500	Mill River at Northampton, MA	52.6	81	52.5 - 152	128	2.81	Normal
01176000	Quaboag River at West Brimfield, MA	150	107	127 - 378	522	4.01	Above normal
01181000	West Branch Westfield River at Huntington, MA	94	84	103 - 287	398	4.88	Much above normal
01197500	Housatonic River near Great Barrington, MA	282	106	331 - 711	1130	4.62	Much above normal
01198000	Green River near Great Barrington, MA	51	68	57.2 - 145	240	5.43	Much above normal
01333000	Green River at Williamstown, MA	42.6	70	57.6 - 135	201	5.44	Much above normal

GROUNDWATER
Station Number	Station Name	Years Of Record	Normal Range (ft)	Monthly Median (ft)	Departure From Monthly Median (ft)	Percentile Class
412346070353403	ENW 52 (Edgartown, MA)	41¹	19.80 - 17.90	17.28	-1.72	Above normal
414124070265901	SDW 253 (Sandwich, MA)	57¹	50.80 - 49.50	47.17	-3.03	High
415228070554601	LKW 14 (Lakeville, MA)	53¹	18.50 - 15.30	14.04	-3.06	Above normal
422812071244401	ACW 158 (Acton, MA)	53¹	20.20 - 18.40	18.82	-0.68	Normal
424520070562401	NIW 27 (Newbury, MA)	54¹	8.41 - 5.38	4.63	-1.89	Above normal
422341071464901	WSW 26 (West Boylston, MA)	24¹	7.64 - 3.51	4.08	-1.20	Normal
422745073112001	PTW 51 (Pittsfield, MA)	56¹	17.10 - 14.80	15.08	-0.92	Normal
423401071093801	XMW 78 (Wilmington, MA)	67¹	8.40 - 7.30	6.99	-0.88	Above normal
424204072015201	XNW 13 (Winchendon, MA)	79¹	9.17 - 7.83	3.59	-4.85	High
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.