| O'SHEA CREEK NEAR SLOCAN CITY |
08NJ121 |
| O.A.C. FARM GAUGE NO. 2 NEAR MERLIN |
02GF001 |
| O.A.C. FARM GAUGE NO. 4 NEAR LEFAIVRE |
02LB011 |
| O.A.C. FARM GAUGE NO. 5 AT GUELPH |
02GA032 |
| O.W.R.C. RESEARCH STATION NO. 1 NEAR STAYNER |
02ED006 |
| O.W.R.C. RESEARCH STATION NO. 2 NEAR STAYNER |
02ED008 |
| OAK CREEK NEAR CYPRESS RIVER |
05NG028 |
| OAK CREEK NEAR GLENBORO |
05NG027 |
| OAK CREEK NEAR STOCKTON |
05NG010 |
| OAK LAKE AT OAK LAKE RESORT |
05NG813 |
| OAK RIVER AT SHOAL LAKE |
05MG008 |
| OAK RIVER NEAR BRADWARDINE |
05MG010 |
| OAK RIVER NEAR OUTLET OF RAVEN LAKE |
05MG012 |
| OAK RIVER NEAR RIVERS |
05MG004 |
| OCHRE RIVER AT OCHRE RIVER |
05LJ005 |
| OCHRE RIVER NEAR THE MOUTH |
10HC008 |
| ODEI RIVER NEAR THOMPSON |
05TG003 |
| OGDEN CREEK AT OUTLET OF OGDEN LAKE |
08HB047 |
| OGDEN LAKE ON LASQUETI ISLAND |
08HB058 |
| OGILVIE RIVER AT KILOMETRE 197.9 DEMPSTER HIGHWAY |
10MA002 |
| OGOKI RIVER ABOVE WHITECLAY LAKE |
04GB004 |
| OGOKI RIVER AT WABOOSE FALLS DAM |
04GB001 |
| OGOKI RIVER DIVERSION TO LAKE NIPIGON |
02AD009 |
| OKANAGAN LAKE AT KELOWNA |
08NM083 |
| OKANAGAN LAKE AT PENTICTON |
08NM071 |
| OKANAGAN RIVER AT OKANAGAN FALLS |
08NM002 |
| OKANAGAN RIVER AT PENTICTON |
08NM050 |
| OKANAGAN RIVER BELOW MCINTYRE DAM |
08NM247 |
| OKANAGAN RIVER BELOW THE S.O.L.I.D. CANAL |
08NM197 |
| OKANAGAN RIVER NEAR FAIRVIEW |
08NM001 |
| OKANAGAN RIVER NEAR OLIVER |
08NM085 |
| OKANOGAN RIVER AT BRIDGE STREET AT OROVILLE |
08NM131 |
| OKANOGAN RIVER AT OROVILLE |
08NM127 |
| OKANOGAN RIVER AT ZOSEL MILLPOND AT OROVILLE |
08NM132 |
| OKANOGAN RIVER NEAR TONASKET |
08NM072 |
| OKELL CREEK NEAR ERICKSON |
08NH105 |
| OLALLA CREEK AT OLALLA |
08NL011 |
| OLD CROW RIVER NEAR THE MOUTH |
09FC001 |
| OLD FORT RIVER NEAR THE MOUTH |
07MA002 |
| OLD WIVES LAKE NEAR EXPANSE |
05JD001 |
| OLD WIVES LAKE NEAR OLD WIVES |
05JD002 |
| OLDMAN CREEK NEAR HINTON |
07AD006 |
| OLDMAN RESERVOIR NEAR PINCHER CREEK |
05AA032 |
| OLDMAN RIVER AT CANAL INTAKE |
05AB012 |
| OLDMAN RIVER AT RANGE ROAD NO. 13A |
05AA035 |
| OLDMAN RIVER AT THE GAP |
05AA021 |
| OLDMAN RIVER NEAR BROCKET |
05AA024 |
| OLDMAN RIVER NEAR COWLEY |
05AA001 |
| OLDMAN RIVER NEAR FORT MACLEOD |
05AB007 |
| OLDMAN RIVER NEAR GOLDFIELDS |
07MC001 |
| OLDMAN RIVER NEAR LETHBRIDGE |
05AD007 |
| OLDMAN RIVER NEAR MONARCH |
05AD019 |
| OLDMAN RIVER NEAR THE MOUTH |
05AG006 |
| OLDMAN RIVER NEAR WALDRON'S CORNER |
05AA023 |
| OLIVER CANAL NEAR OLIVER |
08NM114 |
| OLOMAN (RIVIERE) EN AVAL DE LA RIVIERE WABOUCHAGAMOU |
02WC002 |
| OMANDS CREEK NEAR BROOKSIDE CEMETERY |
05MJ008 |
| OMANDS CREEK NEAR EMPRESS STREET EAST |
05MJ013 |
| OMANDS CREEK NEAR METRO ROUTE 90 |
05MJ007 |
| OMINAWIN CHANNEL BELOW KISKITTOGISU LAKE |
05UB011 |
| OMINECA RIVER ABOVE OSILINKA RIVER |
07EC002 |
| OMINECA RIVER NEAR GERMANSEN LANDING |
07EC001 |
| ONAPING RIVER NEAR LEVACK |
02CF010 |
| ONE AND ONE QUARTER MILE CREEK NEAR BOSTON BAR |
08MF039 |
| ONE HUNDRED AND ELEVEN MILE CREEK NEAR 100 MILE HOUSE |
08MC008 |
| ONETREE CREEK NEAR PATRICIA |
05CJ006 |
| ONETREE CREEK SPILLWAY NEAR AQUEDUCT |
05BN017 |
| ONTARITZI (RIVIÈRE) À 0,2 KM EN AVAL DU BARRAGE DU LAC SAINT-JOSEPH |
02PC010 |
| ONYX CREEK NEAR MAGNA BAY |
08LE028 |
| OOTISCHENIA CREEK NEAR BRILLIANT |
08NE092 |
| OOTSA LAKE NEAR OOTSA LAKE |
08JA008 |
| OOTSA RIVER AT OOTSA LAKE |
08JA002 |
| OPASATICA (LAC) A LA BAIE SOLITAIRE |
02JB014 |
| OPEGANO LAKE NEAR BURNTWOOD RIVER INLET |
05TF707 |
| OPICHUAN RIVER AT KELLOW LAKE |
04GD002 |
| OPINACA (RESERVOIR) A LA DIGUE OA-10 |
03CE002 |
| OPINACA (RIVIERE) EN AMONT DE LA GIARD-1 |
03CD003 |
| OPINACA (RIVIERE) EN AMONT DE LA RIVIERE GIARD-2 |
03CD002 |
| OPINICON LAKE AT DAVIS LOCKS |
02MA008 |
| OPUNTIA LAKE WEST INFLOW |
05GC007 |
| OR CREEK NEAR COQUITLAM |
08MH168 |
| OR CREEK NEAR PORT COQUITLAM |
08MH004 |
| ORDE CREEK NEAR CANYON |
08NH081 |
| OREGON JACK CREEK NEAR ASHCROFT |
08LF019 |
| OREGON JACK CREEK NEAR ASHCROFT (LOWER STATION) |
08LF039 |
| ORFORD (LAC) |
02OH009 |
| ORIGINAL (LAC DE L') |
02LC051 |
| ORMA LAKE |
03OBX03 |
| OROMOCTO RIVER NEAR FRENCH LAKE |
01AM002 |
| OSBORNE CREEK NEAR THE MOUTH |
07FC006 |
| OSCAR CREEK NEAR KRYDOR |
05GD002 |
| OSCAR CREEK NEAR NORMAN WELLS |
10KA008 |
| OSGOOD (RIVIERE) A KINNEAR'S MILLS |
02PL017 |
| OSHAWA CREEK AT OSHAWA |
02HD008 |
| OSILINKA RIVER NEAR END LAKE |
07EC004 |
| OSISKO (RIVIERE) BRANCHE NORD A LA SORTIE DU LAC OSISKO |
02JB018 |
| OSISKO (RIVIERE) BRANCHE SUD A LA SORTIE DU LAC OSISKO |
02JB019 |
| OSISKO (RIVIERE) EN AVAL DU LAC OSISKO |
02JB020 |
| OSOYOOS LAKE NEAR INTERNATIONAL BOUNDARY - BUOY WQ |
08NMQ09 |
| OSOYOOS LAKE NEAR NORTH END - BUOY WQ |
08NMQ58 |
| OSOYOOS LAKE NEAR OROVILLE |
08NM073 |
| OSOYOOS LAKE NEAR OSOYOOS |
08NM113 |
| OSPIKA RIVER ABOVE ALEY CREEK |
07EB002 |
| OSWEGO CREEK AT CANBOROUGH |
02HA024 |
| OTAUWAU RIVER NEAR SLAVE LAKE |
07BK004 |
| OTHERSIDE RIVER AT OUTLET OF MERCREDI LAKE |
07LE004 |
| OTIS (LAC) |
02RH050 |
| OTNABOG STREAM ABOVE OTNABOG LAKE |
01AP010 |
| OTONABEE RIVER AT LAKEFIELD |
02HJ002 |
| OTONABEE RIVER NEAR ROBINSONS ISLAND |
02HJ010 |
| OTOSKWIN RIVER BELOW BADESDAWA LAKE |
04FA001 |
| OTTAWA RIVER AT ARNPRIOR |
02KC012 |
| OTTAWA RIVER AT BRITANNIA |
02KF005 |
| OTTAWA RIVER AT CARILLON WQ |
02LBQ01 |
| OTTAWA RIVER AT CHATS FALLS |
02KF009 |
| OTTAWA RIVER AT CUMBERLAND |
02LB010 |
| OTTAWA RIVER AT DES JOACHIMS |
02KA002 |
| OTTAWA RIVER AT LA CAVE RAPIDS |
02JE012 |
| OTTAWA RIVER AT MATTAWA |
02JE013 |
| OTTAWA RIVER AT PEMBROKE |
02KC013 |
| OTTAWA RIVER AT RIDEAU LOCKS |
02LA003 |
| OTTAWA RIVER AT SANDPOINT |
02KC016 |
| OTTAWA RIVER AT THORNE |
02JE032 |
| OTTAWA RIVER BELOW TEMISCAMING |
02JE024 |
| OTTAWA RIVER MAIN CHANNEL BELOW CHAUDIERE FALLS |
02LA028 |
| OTTAWA RIVER NEAR TIMISKAMING |
02JE003 |
| OTTAWA RIVER NEAR WESTMEATH |
02KC005 |
| OTTER CREEK AT TULAMEEN |
08NL023 |
| OTTER CREEK BELOW SPEARING CREEK |
08NL060 |
| OTTER CREEK NEAR SCANDINAVIA |
05MF011 |
| OTTER LAKE NEAR BROAD VALLEY |
05SD801 |
| OTTER LAKE NEAR ERICKSON |
05MF012 |
| OTTER LAKE NEAR TULAMEEN |
08NL059 |
| OTTERTAIL RIVER NEAR FIELD |
08NA010 |
| OUAREAU (LAC) |
02OB019 |
| OUAREAU (RIVIERE) A LA CENTRALE DE RAWDON |
02OB016 |
| OUAREAU (RIVIERE) A LA SORTIE DU LAC BLANC |
02OB015 |
| OUAREAU (RIVIERE) AUX CHUTES DORWIN |
02OB017 |
| OUASIEMSCA (RIVIERE) |
02RE004 |
| OUASIEMSCA (RIVIERE) EN AVAL DE LA RIVIERE MICOSAS |
02RE003 |
| OUELLE (RIVIERE) A LA ROUTE NO. 230 |
02PG002 |
| OUELLE (RIVIERE) A SAINT-GABRIEL-DE-KAMOURASKA |
02PG019 |
| OUELLE (RIVIERE) EN AMONT DE LA ROUTE NO. 230 |
02PG018 |
| OUELLE (RIVIERE) PRES DE SAINT-GABRIEL-DE-KAMOURASKA |
02PG022 |
| OUEST (RIVIERE DE L') AU PONT LEGER |
02LC003 |
| OUEST (RIVIERE DE L') EN AMONT DU RUISSEAU DES VASES |
02LC023 |
| OUIATCHOUANE (RIVIERE) AU RESERVOIR DES COMMISSAIRES |
02RG007 |
| OUIATCHOUANE (RIVIERE) EN AVAL DU BARRAGE DE LAC DES COMMISSAIRES |
02RG008 |
| OUIATCHOUANICHE (RIVIERE) |
02RG012 |
| OUIMET (LAC) |
02LC054 |
| OUIQUI (LAC) |
02RG019 |
| OUSE RIVER AT NORWOOD |
02HJ011 |
| OUSE RIVER NEAR WESTWOOD |
02HJ003 |
| OUTAOUAIS (RIVIERE DES) A CARILLON (AMONT) |
02LB026 |
| OUTAOUAIS (RIVIERE DES) A CARILLON (AVAL) |
02LB025 |
| OUTAOUAIS (RIVIÈRE DES) À CARILLON DÉBIT TURBINÉ SEULEMENT |
02LB034 |
| OUTAOUAIS (RIVIERE DES) A FORT-COULONGE |
02KG002 |
| OUTAOUAIS (RIVIERE DES) A GRENVILLE |
02LB001 |
| OUTAOUAIS (RIVIERE DES) A HULL |
02LA015 |
| OUTAOUAIS (RIVIERE DES) A LA MARINA DE SAINTE-ANNE-DE-BELLEVUE |
02OA033 |
| OUTAOUAIS (RIVIERE DES) A LA SORTIE DU LAC GRANET |
02JB009 |
| OUTAOUAIS (RIVIERE DES) A QUYON |
02KF004 |
| OUTAOUAIS (RIVIÈRE DES) À RIGAUD |
02LB035 |
| OUTAOUAIS (RIVIERE DES) A SAINTE-ANNE-DE-BELLEVUE |
02OA013 |
| OUTAOUAIS (RIVIERE DES) A TERRASSE-VAUDREUIL |
02OA107 |
| OUTAOUAIS (RIVIERE DES) A VAUDREUIL |
02OA014 |
| OUTAOUAIS (RIVIERE DES) AU BARRAGE DE CARILLON |
02LB024 |
| OUTAOUAIS (RIVIERE DES) AU BARRAGE DE RAPIDE-SEPT |
02JB005 |
| OUTAOUAIS (RIVIERE DES) AU BARRAGE DES RAPIDES DES ILES |
02JB010 |
| OUTAOUAIS (RIVIERE DES) AU RESERVOIR DOZOIS |
02JA003 |
| OUTAOUAIS (RIVIERE DES) AUX RAPIDES 2 |
02JB006 |
| OUTAOUAIS (RIVIERE DES) BARRAGE DES RAPIDES DES QUINZE |
02JB008 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE BRYSON |
02KC017 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE CHUTE CHAUDIERE |
02LA021 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE HULL 1 |
02LA020 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE HULL 2 |
02LA019 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE PREMIERE CHUTE |
02JB021 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE RAPIDE DESILES |
02JB023 |
| OUTAOUAIS (RIVIERE DES) CENTRALE DE RAPIDE DESQUINZE |
02JB022 |
| OUTAOUAIS (RIVIERE DES) EN AMONT DE LA RIVIERE KINOJEVIS |
02JB002 |
| OUTAOUAIS (RIVIERE DES) EN AVAL DU BARRAGE DES QUINZE |
02JB001 |
| OUTAOUAIS (RIVIERE DES) PRES DE PORTAGE-DU-FORT |
02KC011 |
| OUTARDES (RIVIERE AUX) A LA CENTRALE DE CHUTE-AUX-OUTARDES |
02TE001 |
| OUTARDES (RIVIERE AUX) A LA CENTRALE NO. 3 |
02TE003 |
| OUTARDES (RIVIERE AUX) A LA CENTRALE NO. 4 |
02TE002 |
| OUTARDES EST (RIVIERE AUX) PRES DE ANDERSONS CORNERS |
02OA060 |
| OUTARDES EST (RIVIERE AUX) PRES DE LA RIVIERE AUX OUTARDES |
02OA061 |
| OUTER COVE BROOK AT CLOVELLY GOLF COURSE |
02ZM023 |
| OUTER COVE BROOK BELOW AIRPORT |
02ZM024 |
| OUTFLOW OF GREBES NEST POND |
02ZG006 |
| OUTFLOW OF UNNAMED POND SOUTH OF LONG POND |
02ZG007 |
| OUTOUAIS (RIVIERE DES) EN AVAL DU BARRAGE BOURQUE |
02JA005 |
| OVERFLOWING RIVER AT OVERFLOWING RIVER |
05LD001 |
| OVERFLOWING RIVER NEAR HUDSON BAY |
05LD003 |
| OWIKENO LAKE AT RIVERS INLET |
08FA007 |
| OWL RIVER BELOW PICHE RIVER |
07CA013 |
| OWL RIVER NEAR THE MOUTH |
07CA009 |
| OXARAT CREEK AT WYLIE'S RANCH |
11AC009 |
| OXBOW CREEK NEAR KILWORTH |
02GE008 |
| OXFORD LAKE AT OXFORD HOUSE |
04AA002 |
| OXTONGUE RIVER NEAR DWIGHT |
02EB014 |
| OYAMA CREEK ABOVE WOOD LAKE IRRIGATION INTAKE |
08NM048 |
| OYAMA CREEK OYAMA DIVERSION |
08NM028 |
| OYAMA LAKE AT THE OUTLET |
08NM224 |
| OYSTER RIVER BELOW WOODHUS CREEK |
08HD011 |
| OYSTER RIVER NEAR CAMPBELL RIVER |
08HD002 |
