Secchi Depth by Program

Country State Program ID Program Avg 
TSI
Avg SD (Meters) SD 
(2000)
Avg SD 
(2001)
Avg SD 
(2002)
Australia NSW 366 University of Technology, Sydney 78 0.30 0.02 0.96 1.35
Canada BC 387 BC Lake Stewardship Society 36 5.24 5.13 5.02 5.65
Canada BC 775 Charlie Lake Conservation society 60 1.03     1.03
Canada BC 347 Turtle Island Earth Stewards 26 10.25     10.25
Canada BC 719 Upper Birkenhead Watershed Stewardship Group 50 2.02   0.77 5.25
Canada MB 763 Shohola Creek Watershed Conservancy 39 4.34     4.34
Canada NB 315 Maine Volunteer Lake Monitoring Program 33 6.61 5.17 7.32 8.81
Canada NS 608 Kings County Volunteer Lake Water Qual Mon Prog 53 1.65 2.00 2.11 1.25
Canada ON 302 Jack Lake Cottagers' Association 45 2.75 2.75    
Canada ON 298 Ontario Lake Partner Program 41 3.77 3.80 3.75 3.77
Canada ON 302 University of Ottawa Dept of Biology 45 2.75 2.75    
Canada PE 300 Bedeque Bay Environ. Management Assoc. 57 1.25   1.25  
Canada SK 725 Friends of Good Spirit Lake 77 0.30   0.30 0.30
England Cheshire 683 Meres Monitoring 61 0.94   0.58 1.53
Korea Chon_chun 307 Kangwon National University 38 4.50 4.50    
USA AL 6 Alabama Coastal Foundation Baywatch 64 0.74   0.74  
USA AL 398 Alabama NPS Education Program 57 1.23     1.23
USA AL 399 Alabama Water Watch 45 2.77 2.50 3.06  
USA AL 9 AWW-Coastal Plain Water Watch 52 1.70   1.70  
USA AL 699 AWW-Gadsden Area Water Watch 62 0.84   1.00 0.60
USA AL 7 AWW-Lake Watch of Lake Martin 48 2.31 2.23 2.41 2.34
USA AL 422 AWW-Weeks Bay Water Watch 72 0.43 0.17 0.83 0.45
USA AL 667 Marshall County Retired & Senior Vol Prog 51 1.89   1.89  
USA AL 421 Smith Lake Environmental Preservation Committee 49 2.16 2.16    
USA AL 618 TVA Vital Signs 55 1.46 1.33   2.04
USA AL 408 Wolf Bay Watershed Watch 64 0.76 0.80 0.73 0.77
USA AR 744 Lake Fayetteville Watershed Partnership 65 0.69     0.69
USA AR 177 Oklahoma Water Watch 55 1.42 1.42    
USA AR 676 Rogers Urban Watershed Management Project 62 0.90   0.58 1.39
USA AR 720 Washington Co Environmental Affairs 64 0.76   0.76  
USA AZ 1 Friends of Chris Holdren 30 8.10     8.10
USA CA 15 Cabrillo Marine Aquarium Sea Search 55 1.44   1.70 1.33
USA CA 405 Clovis West High School GLOBE Prog Instructor 47 2.47 4.00 1.50 2.50
USA CA 16 DWQ SWRCB 46 2.71 6.12 2.51 0.60
USA CA 717 Fallen Leaf Lake 16 21.34   21.34  
USA CA 1 Friends of Chris Holdren 45 2.92 0.98 0.94 4.01
USA CA 721 Friends of the South Fork Kings River 47 2.50   2.50  
USA CA 722 FRVC Member 34 6.00   6.00  
USA CA 702 Indian Ridge Preserve 48 2.28   2.28  
USA CA 703 Kern County Neighbors 60 1.00   1.00  
USA CA 606 Lake Mission Viejo Ass. Water Quality Lab 27 9.84 10.67 9.14 9.75
USA CA 776 Lake Profiles 32 6.81     6.81
USA CA 715 Lake Tahoe (Self) 37 4.77   4.77  
USA CA 705 Lake Tahoe Interagency Monit Prog 17 20.23   27.74 17.83
USA CA 777 Lepus Californicus 54 1.47     1.47
USA CA 708 Mammoth Water Watchers 53 1.67   1.67  
USA CA 742 Marine Research and Education, Inc. 18 17.83     17.83
USA CA 711 Morro Bay Vol Monit Prog 48 2.25   2.25  
USA CA 713 New Melones Bureau of Reclamation 43 3.26   2.70 4.12
USA CA 697 Otter Design 60 1.02   1.02  
USA CA 778 Pinole Valley HS Environmental Studies Academy 80 0.25     0.25
USA CA 716 Salton Sea (Self) 73 0.41   0.41  
USA CA 752 Santa Ana River Volunteer Monitors 73 0.41     0.41
USA CA 674 Santa Monica BayKeeper BeachKeeper Citizen Mon Prog 46 2.70   2.70  
USA CA 707 Storm Drain Detectives 50 2.05   1.89 2.12
USA CA -999 Unknown Program 42 3.48     3.48
USA CA 781 USDA-NRCS 44 2.99     2.99
USA CO 695 City of Arvada 43 3.30   3.30  
USA CO 1 Friends of Chris Holdren 51 1.82 1.10 2.19 2.51
USA CO 382 Grand Lake Water Quality Monitoring Program 43 3.35 3.35    
USA CO 428 Lake Standley Monitoring Program 45 2.87 2.74 3.22 2.67
USA CT 327 Bashan Lake Assoc. 31 7.50 8.84 7.47 6.40
USA CT 19 Friends of Candlewood Lake 46 2.59     2.59
USA CT 386 Highland Lake Watershed Association 39 4.38 4.00 4.80  
USA CT 20 Long Island Sound Water Qual Monitoring Prog 53 1.65 1.65    
USA CT 190 URI Watershed Watch 52 1.73   2.29 0.99
USA FL 605 Broward Urban River Trails 56 1.32 1.32    
USA FL 664 Canalwatch 60 0.99   1.10 0.89
USA FL 610 Charlotte Harbor Estuaries Vol Water Quality Mon 60 1.01 1.12 0.86  
USA FL 397 Environmental  Mgmt. County of Volusia 71 0.47   0.47  
USA FL 27 Florida LAKEWATCH 54 1.50 1.53 1.42 1.60
USA FL 321 Hillsborough Lake Management Program 53 1.66 2.17 1.39  
USA FL 28 Indian River Lagoon Watch 62 0.89 0.79 1.05 0.98
USA FL 372 Lake Jesup Water Quality Monitoring Project 75 0.36 0.36    
USA FL 400 Loxahatchee River District Wildpine Laboratory 62 0.86 1.90 1.10 0.70
USA FL 29 Orange County Adopt-A-Lake 55 1.46   1.47 1.41
USA FL 285 Pinellas Co Dept Environ Mgnt Water Res Mgnt Sect 74 0.38 1.00 0.41 0.32
USA FL 437 Water Qual Mon of Mooring Bay and Clam Bay Systems. 55 1.46   1.46  
USA GA 281 Adopt-A-Stream 69 0.53 0.53    
USA GA 700 CHEM12112-summer 2001 59 1.09   0.70 1.70
USA