| CODES | SITE NAMES....UPDATE INFORMATION |
| 231113 | Allagash Riv near Allagash ME ... (1 hr) |
| 231116 | Androscoggin Riv at Rumford ME ... (1 hr) |
| 231118 | Androscoggin Riv near Auburn ME ... (1 hr) |
| 235125 | Androscoggin River at Mooselookmeguntic Upper Dam ME ... (external) |
| 235123 | Androscoggin River at Rangeley Lake, Oquossoc ME ... (external) |
| 231122 | Aroostook Riv at Washburn ME ... (1 hr) |
| 231123 | Aroostook Riv near Masardis ME ... (1 hr) |
| 235130 | Aziscohos Lake Level at Aziscohos Dam ME ... (external) |
| 231126 | Big Black Riv near Depot Mtn ME ... (1 hr) |
| 235134 | Brassua Lake Level and Outflow at Brassua Dam ME ... (external) |
| 231128 | Carrabassett Riv near North Anson ME ... (1 hr) |
| 231136 | Dead River Near Dead River ME ... (1 hr) |
| 231144 | Fish Riv near Fort Kent ME ... (1 hr) |
| 235131 | Flagstaff Dam On Flagstaff Lake ME ... (external) |
| 235132 | Flagstaff Lake Level at Long Falls Dam ME ... (external) |
| 235149 | Graham Lake at Union River Dam Ellsworth ME ... (external) |
| 231146 | Grand Lake Stream at Grand Lake Stream ME ... (1 hr) |
| 235139 | Indian Pond Level at Harris Station Dam ME ... (external) |
| 231158 | Kennebec Riv at North Sidney ME ... (1 hr) |
| 231159 | Kennebec Riv at the Forks ME ... (1 hr) |
| 235138 | Kennebec River at Harris Station Dam On Indian Pond ME ... (external) |
| 235142 | Kennebec River at Williams Dam, Solon ME ... (external) |
| 235140 | Kennebec River at Wyman Dam Near Bingham ME ... (external) |
| 235137 | Kennebec River, East and West Outlet Dam On Moosehead Lake ME ... (external) |
| 231164 | Little Androscoggin Riv near South Paris ME ... (1 hr) |
| 235129 | Magalloway River at Aziscohos Dam ME ... (external) |
| 231172 | Mattawamkeag Riv near Mattawamkeag ME ... (1 hr) |
| 235133 | Moose River, Brassua Dam On Brassua Lake ME ... (external) |
| 235136 | Moosehead Lake East/West Outflows Level at East Outlet Dam ME ... (external) |
| 235126 | Mooselookmeguntic Lake Level ME ... (external) |
| 231111 | Narraguagus Riv at Cherryfield ME ... (1 hr) |
| 231185 | Penobscot Riv at West Enfield ME ... (1 hr) |
| 235117 | Penobscot Riv, Lower W Br Dolby Station ME ... (external) |
| 235114 | Penobscot Riv, Lower W Br, McKay Stn (Ripogenus Dam) ME ... (external) |
| 235115 | Penobscot Riv, Lower W Br, Millinocket Lake Dam ME ... (external) |
| 235116 | Penobscot Riv, Lower W Br, North Twin Station ME ... (external) |
| 235118 | Penobscot Riv, Lower W Br, Weldon Station ME ... (external) |
| 235119 | Penobscot Riv, Upper W Br, Canada Falls Dam ME ... (external) |
| 235121 | Penobscot Riv, Upper W Br, Caucomgomoc Dam ME ... (external) |
| 235122 | Penobscot Riv, Upper W Br, Ragged Lake Dam ME ... (external) |
| 235120 | Penobscot Riv, Upper W Br, Seboomook Dam ME ... (external) |
| 235144 | Penobscot River at Milford Hydro Dam, Milford ME ... (external) |
| 235145 | Penobscot River, Stillwater Branch, Gilman Falls Dam Near Stillwater ME ... (external) |
| 231187 | Piscataquis Riv at Medford ME ... (1 hr) |
| 231188 | Piscataquis Riv near Dover-Foxcroft ME ... (1 hr) |
| 235124 | Rangeley Lake Level, Oquossoc ME ... (external) |
| 235127 | Rapid River Middle Dam On Richardson Lake ME ... (external) |
| 235128 | Richardson Lake Level ME ... (external) |
| 231196 | Saco Riv at Cornish ME ... (1 hr) |
| 231212 | Sandy Riv near Mercer ME ... (1 hr) |
| 231215 | Sheepscot Riv at North Whitefield ME ... (1 hr) |
| 231217 | St Croix Riv at Baring ME ... (1 hr) |
| 231219 | St Croix Riv at Vanceboro ME ... (1 hr) |
| 231223 | St John Riv at Dickey ME ... (1 hr) |
| 231224 | St John Riv at Ninemile Bridge ME ... (1 hr) |
| 231226 | St John Riv below Fish Riv at Fort Kent ME ... (1 hr) |
| 231229 | Swift Riv near Roxbury ME ... (1 hr) |
| 235147 | Union River Dam On Leonard Lake, Ellsworth ME ... (external) |
| 231238 | Wild Riv at Gilead ME ... (1 hr) |
| 235143 | Williams Dam Pool, Solon ME ... (external) |
| 235141 | Wyman Lake at Wyman Dam ME ... (external) |