USGS · 01402000

MILLSTONE RIVER

USGS · 01402000LIVE

Millstone River at Blackwells Mills NJ

FRANKLIN TOWNSHIP, NJ40.4750°N, -74.5758°W Updated 35 min ago

FLOW RATE

82.6cfs

GAUGE HT

1.66ft

WATER TEMP

29°F

AIR TEMP

100°F

WIND

7mph WSW

FISH INDEX

56SCORE / 100

GOOD · 3 OF 5

1D 7D 30D 1YR

Flow Rate Historical Avg

MEDIAN FLOW RATE · 1 DAY

82.6cfs 46.9% vs avg

Optimal band: 74–101 cfs

PERIOD HIGH

90.2cfs

PERIOD LOW

82.6cfs

RUNNABLE

100%

last 1 day in band

Gauge Height

1.66ft

Water Temperature

28.9°F

Water Turbidity

Precipitation History

Your History · Millstone River at Blackwells Mills NJ

Track your history

Sign in to track your sessions at Millstone River at Blackwells Mills NJ — best days, monthly trends, and time on the water.

SPONSORED

Weather Conditions

WEATHER CONDITIONS

TODAY

104°

78°

FRI

106°

79°

SAT

98°

78°

SUN

91°

73°

MON

78°

69°

TUE

80°

69°

WED

79°

66°

TIME

THU

NOW

FRI

SAT

SUN

MON

TUE

TEMP

hourly forecast

104°

mild

104°

103°

98°

93°

90°

89°

87°

85°

83°

82°

81°

80°

79°

83°

88°

92°

95°

98°

100°

102°

103°

105°

106°

105°

103°

99°

94°

91°

89°

87°

85°

84°

83°

82°

81°

78°

80°

82°

85°

89°

92°

94°

95°

97°

96°

98°

95°

91°

88°

85°

79°

78°

77°

76°

74°

75°

74°

73°

74°

76°

79°

82°

84°

87°

90°

91°

90°

86°

82°

79°

77°

75°

74°

73°

71°

70°

69°

71°

74°

75°

73°

78°

74°

73°

74°

73°

71°

70°

69°

70°

71°

73°

77°

79°

WIND

mph · gust · dir

11mph WSW

G 19 mph

G19

WSW

G17

WSW

G14

G13

SSW

G13

G10

WNW

G12

WNW

G11

WSW

G13

WSW

G17

G20

WSW

G20

WSW

G20

WSW

G22

G18

WNW

G15

WNW

G13

WNW

G12

WSW

G13

G15

WNW

WSW

G12

WNW

G10

G14

G16

G17

WNW

G18

WNW

G20

WNW

G20

WNW

G22

WNW

G22

WNW

G17

G15

NNW

G16

NNW

G18

G17

G15

NNW

G14

NNW

G15

NNW

G17

G18

NNE

G16

G17

NNE

G15

NNE

G11

ENE

NNE

WNW

ENE

ESE

G12

ESE

G14

G13

G11

G12

G11

ESE

G11

ESE

G11

ENE

G14

G15

ESE

G14

ESE

G15

ESE

G15

G17

G16

G13

ESE

G16

G18

G17

ESE

G17

ESE

G17

ESE

G19

ESE

G20

ESE

G19

ESE

G20

ESE

G22

ESE

G20

ESE

G18

ESE

G16

ESE

G15

ESE

G14

G15

ENE

G14

ENE

G12

ENE

G10

PRECIP

chance %

13%

35%

20%

45%

49%

58%

56%

57%

55%

47%

33%

CLOUDS

cover %

clear

83%

69%

12%

54%

33%

44%

75%

100%

29%

20%

100%

14%

11%

15%

52%

100%

60%

100%

96%

100%

17%

28%

23%

93%

99%

100%

42%

24%

82%

100%

99%

96%

PRESSURE

hPa · trend

1011

TemperatureWind / GustsPrecipitationCloud coverPressure

Nowscroll →

FISH INDEX

Temperature

Too Hot

Wind

Light

Pressure

Stable

Moon Phase

Average

DAYLIGHT

SUNRISE

05:32 AM

SUNSET

08:32 PM

15H 0M OF DAYLIGHT3H 42M REMAINING

MOON PHASE

Waning Gibbous

92% illuminated

Station Location

40.4750, -74.5758

Loading map…

DATA · USGS · NOAA · NWSUPDATED 2026-07-02 16:50 UTC

Site #01402000·USGS

Create a free account to save favorites, set flow alerts, and track conditions