INDEX 521 Page Page Access to USGS water data...................... 22 Callicoon, Delaware River at................... 350-354 Accuracy of the records, Canajoharie, Canajoharie Creek near............ 87-91 (stage and water-discharge).............. 16 Canajoharie Creek near Canajoharie............. 87-91 Acid neutralizing capacity, definition of...... 23 Cannonsville Reservoir......................... 390-392 Acre-foot, definition of....................... 23 Carmel, Middle Branch Croton River near........ 212-213 Adenosine triphosphate, definition of.......... 23 West Branch Croton River near............... 210-211 Albany, Hudson River at........................ 141-143 Categories of water-quality data............... 19 Albany County, ground-water levels in.........10,459-460 Catskill Creek at Oak Hill..................... 452 Algal growth potential, definition of.......... 23 Cells/volume, definition of.................... 24 Alkalinity, definition of...................... 23 Cells volume (biovolume), definition of........ 24 Allaben, Esopus Creek at....................... 150-152 Cfs-day, definition of......................... 24 Amawalk, Muscoot River below dam at............ 246-247 Champlain, Lake (see Lake Champlain) Analyses of samples collected at water- Channel bars, definition of.................... 24 quality miscellaneous sites.............. 474-501 Chasm Falls, Salmon River at...................4,423-424 National water-quality assessment (NAWQA) Chazy, Little Chazy River near................. 429-430 program, Hudson River basin........... 474-501 Chemical oxygen demand, definition of.......... 24 Andes, Tremper Kill near....................... 299-300 Chestnut Creek at Grahamsville................. 177-178 Angle Fly Brook at Whitehall Corners........... 248-249 Claryville, East Branch Neversink River near... 368-369 Annual runoff, definition of................... 23 Neversink River near........................ 378-379 Annual 7-day minimum, definition of............ 23 West Branch Neversink River at.............. 376-377 Arbutus Pond Outlet near Newcomb............... 451 Classification of records (water quality)...... 17 Arkville, Bush Kill near....................... 289-290 Cliff Lake..................................... 390-391 Dry Brook at................................ 291-292 Clinton County, ground-water levels in........10,461-462 Aroclor, definition of......................... 23 Clostridium perfringens, definition of......... 24-25 Arrangement of records (water quality)......... 17 Cohoes, Mohawk River at........................ 131-138 Artificial substrate, definition of............ 23 Coldbrook, Esopus Creek at..................... 165-168 Ash mass, definition of........................ 23 Coliphages, definition of...................... 25 Ashokan Reservoir.............................. 272-274 Color unit, definition of...................... 25 Aspect, definition of.......................... 23 Confined aquifer, definition of................ 25 Au Sable Forks, Ausable River near............. 437-438 Conklingville, Great Sacandaga Lake at......... 2,55 Ausable River, East Branch, at Au Sable Forks.. 455 Contents, definition of........................ 25 near Au Sable Forks......................... 437-438 Continuous-record station, definition of....... 25 West Branch, near Lake Placid............... 455 Control, definition of......................... 25 Control structure, definition of............... 25 Bacteria, definition of........................ 23 Cooks Falls, Beaver Kill at....................4,307-310 Baldwin Place, Muscoot River at................ 244-245 Cooperation.................................... 1 Bankfull stage, definition of.................. 23 Coulter Brook near Bovina Center............... 324-325 Barryville, Delaware River above Cranberry Lake at Cranberry Lake............... 450 Lackawaxen River near.................... 355-358 Crescent Dam, Diversion from Mohawk River at... 133-134 Delaware River at........................... 359-360 Crest-stage partial-record stations, Base discharge, definition of.................. 23-24 Annual maximum discharge at.............. 451-455 Base flow, definition of....................... 24 Croghan, Beaver River at....................... 400-401 Batavia Kill, at Red Falls near Prattsville.... 104-105 Cross River, at Katonah........................ 220-221 near Ashland................................ 452 near Cross River............................ 218-219 near Hensonville............................ 452 Croton Falls, East Branch Croton River near.... 202-203 near Maplecrest............................. 102-103 West Branch Croton River near............... 214-215 Batten Kill at Battenville..................... 61-62 Croton-on-Hudson, Croton River Battenville, Batten Kill at.................... 61-62 at New Croton Dam near................... 264-265 Bear Kill near Prattsville..................... 110-111 Croton River at New Croton Dam Beaver Kill at Cooks Falls.....................4,307-310 near Croton-on-Hudson.................... 264-265 Beaver Kill Tributary above Lake Hill.......... 161-162 East Branch, at Brewster.................... 200-201 Beaver River, at Croghan....................... 400-401 near Croton Falls........................ 202-203 Stillwater Reservoir near................... 399 near Putnam Lake......................... 197-199 Beaver Swamp Brook basin, discontinued Middle Branch, near Carmel.................. 212-213 surface-water discharge or stage-only West Branch, at Kent Cliffs................. 206-207 stations in, list of..................... xi at Richardsville......................... 204-205 Bed material, definition of.................... 24 near Carmel.............................. 210-211 Bedford Hills, Stone Hill River Tributary at... 234-243 near Croton Falls........................ 214-215 Bedload, definition of......................... 24 Crown Point Center, Putnam Creek east of....... 441-442 Bedload discharge, definition of............... 24 Cubic foot per second, definition of........... 25 Benthic organisms, definition of............... 24 Cubic foot per second-day, definition of....... 25 Big Indian, Birch Creek at..................... 148-149 Cubic foot per second per square mile, Biochemical oxygen demand, definition of....... 24 definition of............................ 25 Biomass, definition of......................... 24 Biomass pigment ratio, definition of........... 24 Daily mean suspended-sediment concentration, Birch Creek at Big Indian...................... 148-149 definition of............................ 25 Biscuit Brook above Pigeon Brook Daily-record station, definition of............ 25 at Frost Valley.......................... 372-373 Data collection and computation, Black River, at Watertown...................... 402-403 Ground-water levels......................... 21 near Boonville.............................. 395-396 Ground-water quality........................ 22 Blind Brook basin, discontinued crest-stage Stage and water discharge................... 12-13 partial-record stations in, list of...... xvi Data Collection Platform, definition of........ 25 discontinued surface-water discharge or Data logger, definition of..................... 25 stage-only stations in, list of....... xi Data presentation Blue-green algae, definition of................ 24 Ground-water levels......................... 21-22 Bombay, Little Salmon River at................. 425-426 Ground-water quality........................ 22 Boonville, Black River near.................... 395-396 Stage and water discharge................... 13-16 Bottom material, definition of................. 24 Surface-water quality....................... 18-19 Bouquet River at Willsboro..................... 439-440 Datum, definition of........................... 25 Bovina Center, Coulter Brook near.............. 324-325 Deer River at Deer River....................... 454 Brasher Center, St. Regis River at............. 421-422 Definition of terms............................ 23-36 Breakabeen, Schoharie Creek at................. 122-123 De Forest Lake................................. 279 Brewster, East Branch Croton River at.......... 200-201 Delaware River, above Lackawaxen River near Bridgeville, Neversink River at................ 382-385 Barryville............................... 355-358 Bronx River basin, discontinued crest-stage at Barryville............................... 359-360 partial-record stations in, list of...... xvii at Callicoon................................ 350-354 discontinued surface-water discharge or at Montague, NJ............................. 388-389 stage-only stations in, list of.......... xi at Pond Eddy................................ 361-362 Bulk electrical conductivity, definition of.... 24 at Port Jervis.............................. 363-365 Burlington, VT, Lake Champlain at.............. 448 East Branch, above Read Creek at Fishs Eddy. 311-314 Burtonsville, Schoharie Creek at............... 124-125 at Downsville............................ 301-302 Bush Kill below Maltby Hollow Brook at Harvard............................... 303-306 at West Shokan........................... 169-170 at Margaretville......................... 293-294 Bush Kill near Arkville........................ 289-290 at Roxbury............................... 287-288 Bushnellsville Creek at Shandaken.............. 453 near Hankins................................ 348-349 West Branch, at Hale Eddy................... 342-345 at Hancock..............................