| Gauge | County | Stage now | Reported | Rank |
|---|---|---|---|---|
| Ammonoosuc River at BethlehemBETN3 | Grafton | 1.15 ft | 48 min ago | 72 |
| Androscoggin River at ErrolERRN3 | Coos | 1.74 ft | 18 min ago | 103 |
| Androscoggin River at GorhamGRMN3 | Coos | 2.77 ft | 63 min ago | 39 |
| Ashuelot RiverGILN3 | Cheshire | 1.70 ft | 48 min ago | 30 |
| Ashuelot River at HinsdaleHDLN3 | Cheshire | 3.20 ft | 33 min ago | 51 |
| Ashuelot River at KeeneKNEN3 | Cheshire | 64.64 ft | 48 min ago | 72 |
| Ashuelot River at West SwanzeySWAN3 | Cheshire | 5.18 ft | 33 min ago | 51 |
| Baker River 2 SW RumneyRUMN3 | Grafton | 0.25 ft | 48 min ago | 72 |
| Bearcamp River 1 E South TamworthBCPN3 | Carroll | 3.17 ft | 18 min ago | 26 |
| Beaver Brook at North PelhamNPEN3 | Hillsborough | 5.51 ft | 63 min ago | 48 |
| CambridgeCMBN3 | Coos | 1.16 ft | 18 min ago | 107 |
| Cockermouth River below Hardy Brook at GrotonGRTN3 | Grafton | 1.20 ft | 18 min ago | 17 |
| Coheco River near RochesterCOCN3 | Strafford | 2.48 ft | 18 min ago | 110 |
| Cold River at AlsteadASTN3 | Cheshire | 1.60 ft | 33 min ago | 51 |
| Connecticut River 1 W DaltonDLTN3 | Coos | 7.14 ft | 63 min ago | 39 |
| Connecticut River 3 SW PittsburgPTSN3 | Coos | 2.70 ft | 63 min ago | 39 |
| Connecticut River at (North Walpole)WLPN3 | Cheshire | 6.30 ft | 48 min ago | 65 |
| Connecticut River at North StratfordNSTN3 | Coos | 3.08 ft | 63 min ago | 39 |
| Connecticut River at West LebanonWLBN3 | Grafton | 4.45 ft | 48 min ago | 90 |
| Contoocook River 3 SW HennikerHENN3 | Merrimack | 5.41 ft | 48 min ago | 67 |
| Contoocook River at PeterboroughPTRN3 | Hillsborough | 1.17 ft | 48 min ago | 72 |
| Contoocook River at River HillRVHN3 | Merrimack | 10.75 ft | 48 min ago | 90 |
| Contoocook River at West HopkintonCOTN3 | Merrimack | 1.85 ft | 78 min ago | 71 |
| Diamond River 2 N Wentworth LocationDIAN3 | Coos | 1.57 ft | 63 min ago | 39 |
| Dorchester - Baker Flood Control 8BEIN3 | Grafton | 1,023.38 ft | 3 hours ago | - |
| E. Brch Pemigewasset at LincolnLINN3 | Grafton | 3.46 ft | 63 min ago | 47 |
| Exeter River at ExeterEXTN3 | Rockingham | 3.84 ft | 63 min ago | 48 |
| Gorham - Peabody RiverPEAN3 | Coos | 1.86 ft | 18 min ago | 104 |
| Isinglass River at DoverISIN3 | Strafford | 3.42 ft | 63 min ago | 46 |
| Lake Winnipesaukee OutletLAKN3 | Belknap | 2.27 ft | 18 min ago | 26 |
| Lake WinnisquamLKWN3 | Belknap | 2.61 ft | 18 min ago | 34 |
| Lamprey River 2 NW NewmarketLAMN3 | Strafford | 0.69 ft | 63 min ago | 48 |
| Lamprey River at RaymondRAYN3 | Rockingham | 1.69 ft | 33 min ago | 51 |
| Mascoma River at West CanaanWCNN3 | Grafton | 0.79 ft | 18 min ago | 17 |
| Merrimack River at (Goffs Falls)GOFN3 | Hillsborough | 2.95 ft | 48 min ago | 72 |
| Merrimack River at ConcordCONN3 | Merrimack | 3.32 ft | 48 min ago | 72 |
| Merrimack River at Franklin JunctionFRJN3 | Merrimack | 3.65 ft | 48 min ago | 72 |
| Merrimack River at NashuaNSHN3 | Hillsborough | 4.58 ft | 63 min ago | 62 |
| Milton 3 PondsMLTN3 | Strafford | 2.29 ft | 18 min ago | 17 |
| New Boston - SB PiscataquogSBPN3 | Hillsborough | 3.08 ft | 33 min ago | 51 |
| New Ipswich - Souhegan Flood Control 19SSNN3 | Hillsborough | 941.27 ft | 3 hours ago | - |
| Newfound RiverBRTN3 | Grafton | 4.18 ft | 78 min ago | 34 |
| Otter Brook at KeeneOTRN3 | Cheshire | 5.80 ft | 32 min ago | 30 |
| Oyster River at DurhamOYSN3 | Strafford | -0.12 ft | 48 min ago | 13 |
| Pemigewasset River at PlymouthPLMN3 | Grafton | 0.54 ft | 48 min ago | 72 |
| Pemigewasset River at WoodstockWOON3 | Grafton | 2.15 ft | 48 min ago | 67 |
| Piscataquog River at GoffstownGFFN3 | Hillsborough | 3.74 ft | 48 min ago | 72 |
| Saco River at BartlettBLTN3 | Carroll | 2.47 ft | 33 min ago | 51 |
| Saco River at ConwayCNWN3 | Carroll | 2.14 ft | 33 min ago | 92 |
| SandownSANN3 | Rockingham | 0.24 ft | 48 min ago | 13 |
| Smith River 2 SW BristolBRSN3 | Grafton | 1.65 ft | 48 min ago | 72 |
| Souhegan River at MerrimackSOHN3 | Hillsborough | 2.32 ft | 48 min ago | 67 |
| Souhegan River at MilfordMFDN3 | Hillsborough | 3.04 ft | 33 min ago | 51 |
| Spicket River at North SalemNSLN3 | Rockingham | 1.92 ft | 48 min ago | 67 |
| Squam RiverSQAN3 | Grafton | 9.94 ft | 33 min ago | 51 |
| Sugar River at West ClaremontWCLN3 | Sullivan | 1.25 ft | 48 min ago | 72 |
| Sunapee - Sugar RiverSCFN3 | Sullivan | 4.19 ft | 2 hours ago | 116 |
| Suncook River at North ChichesterNCHN3 | Merrimack | 2.70 ft | 2 hours ago | 113 |
| Upper Ammonoosuc Rvr near GrovetonGRUN3 | Coos | 1.73 ft | 48 min ago | 13 |
| Warner River at DavisvilleDAVN3 | Merrimack | 3.34 ft | 48 min ago | 72 |
| Wentworth 2WNW - Baker FloodBKPN3 | Grafton | 894.08 ft | 4 hours ago | - |
| Winnicut River at GreenlandWINN3 | Rockingham | 4.41 ft | 48 min ago | 30 |
| Winnipesau River at TiltonTLTN3 | Belknap | 2.47 ft | 48 min ago | 72 |
How to read a gauge
A gauge measures the height of the water where it stands, its stage, in feet above a fixed mark at that gauge. Two gauges' stages are not comparable: each is measured from its own mark, and a reservoir's is often its height above sea level.
The stage shown is the latest the gauge reported, with the time it reported it. Storm Station hears each gauge on its own schedule and ranks it among its state's stations by how reliably it reports: that is its 247 rank.