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USGS Daily Statistics for the Nation

The statistics generated from this site are based on approved daily-mean data and may not match those published by the USGS in official publications. The user is responsible for assessment and use of statistics from this site. For more details on why the statistics may not match, click here.

USGS 01101000 PARKER RIVER AT BYFIELD, MA


Essex County, Massachusetts
Hydrologic Unit Code 01090001
Latitude  42°45'10", Longitude  70°56'46" NAD27
Drainage area 21.3  square miles
Contributing drainage area 21.3  square miles
Gage datum 22.68 feet above NAVD88
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00060, Discharge, cubic feet per second,
Day of
month		 Mean of daily mean values for each day for water year of record in, ft3/s   (Calculation Period 1945-10-01 -> 2025-09-30)

Calculation period restricted by USGS staff due to special conditions at/near site
Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec
1 45 51 63 106 62 36 16 9.1 5.9 9.5 22 39
2 45 50 63 110 61 38 17 8.9 6 9.2 22 39
3 44 49 64 110 59 39 17 8.4 6.3 8.9 22 39
4 44 50 65 108 58 39 16 7.9 6.5 9.4 23 39
5 44 51 66 109 56 39 16 7.4 6.4 10 24 39
6 43 50 67 110 54 39 15 6.8 6.1 11 24 40
7 42 49 70 109 53 40 14 6.4 6.2 13 25 42
8 42 47 72 103 51 42 13 6.4 6.1 14 25 44
9 42 46 72 96 51 41 13 6.8 6 14 26 45
10 43 45 73 90 51 38 13 7.6 5.8 13 27 48
11 45 44 73 86 52 36 12 7.7 6 13 29 49
12 44 44 73 83 52 34 11 7.8 6.5 13 29 50
13 44 44 74 80 52 32 11 8.2 7 12 29 49
14 44 44 76 78 55 33 11 8.2 6.9 13 31 49
15 44 44 85 76 58 32 10 8 6.9 13 33 49
16 43 46 89 76 56 30 10 7.8 7 14 34 48
17 42 47 89 78 54 28 9.6 7.7 7 14 34 48
18 42 48 89 77 52 27 9.2 8 7.7 14 34 48
19 41 51 91 75 51 25 8.8 8.3 9 14 33 49
20 40 52 92 72 49 23 8.3 8.3 9.7 16 32 47
21 40 51 93 69 48 22 8 8.2 9.4 23 32 46
22 40 51 96 68 46 20 7.9 7.9 8.8 26 32 46
23 42 52 101 67 44 19 8.5 7.7 8.6 24 33 45
24 44 53 102 67 43 19 9.7 7.4 8.6 23 33 46
25 48 58 99 67 43 18 11 7.4 8.6 22 34 46
26 55 63 97 66 43 18 10 7 8.9 21 35 46
27 60 64 97 65 43 17 9.7 6.6 9.6 21 37 47
28 61 64 96 64 41 17 9.4 6.3 10 21 39 49
29 60 65 97 64 39 17 9.3 6.2 10 22 39 48
30 57   101 63 37 17 9.2 6.2 9.9 22 38 47
31 54   106   36   9.2 6.3   22   46