Econlockhatchee River

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For more information about the Macroinvertebrate Monitoring Program, please contact:

Michelle Shelton
Macroinvertebrate Program Coordinator
200 West County Home Road
Sanford, FL 32773

Phone: (407) 665-5269

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Parameter	Latest Value	Historical Range	Additional Information
% Diptera	0.16 % 03/08/2007 Source: SEMCO_MACROINV	0.16 - 0.16 % 03/08/2007 - 03/08/2007 1 samples	Analyze This
% EOT	0.48 % 03/08/2007 Source: SEMCO_MACROINV	0.48 - 0.48 % 03/08/2007 - 03/08/2007 1 samples	Analyze This
Biorecon Score	7.8 04/29/2019 Source: SEMCO_MACROINV	5.8 - 8.9 03/08/2007 - 04/29/2019 14 samples	Analyze This
Biotic Index	27.0 04/29/2019 Source: SEMCO_MACROINV	17.0 - 27.0 03/08/2007 - 04/29/2019 13 samples	Analyze This
SW Diversity Index	3.9 03/08/2007 Source: SEMCO_MACROINV	3.9 - 3.9 03/08/2007 - 03/08/2007 1 samples	Analyze This
Total # Individuals	472 # 03/08/2007 Source: SEMCO_MACROINV	472 - 472 # 03/08/2007 - 03/08/2007 1 samples	Analyze This
Total # Species	32 # 04/29/2019 Source: SEMCO_MACROINV	29 - 43 # 03/08/2007 - 04/29/2019 13 samples	Analyze This

Parameter	Latest Value	Historical Range	Additional Information
Dissolved oxygen (DO)	7.94 mg/l 03/06/2025 Source: SEMCO_PWWQ	4.61 - 9.07 mg/l 03/01/2016 - 03/06/2025 35 samples	Analyze This
Nitrogen	938.00 ug/l 09/04/2024 Source: SEMCO_PWWQ	183.40 - 2,243.40 ug/l 03/27/2001 - 09/04/2024 91 samples	Analyze This
pH	7.64 03/06/2025 Source: SEMCO_PWWQ	6.73 - 7.90 03/01/2016 - 03/06/2025 35 samples	Analyze This
Phosphorus as P	141.00 ug/l 09/04/2024 Source: SEMCO_PWWQ	16.00 - 170.00 ug/l 03/27/2001 - 09/04/2024 90 samples	Analyze This
Secchi disk depth	1.97 ft 07/17/2024 Source: SJRWMD_WQ	0.39 - 5.91 ft 10/15/2002 - 07/17/2024 155 samples	Analyze This
Temperature, water	64.28 deg F 03/06/2025 Source: SEMCO_PWWQ	55.45 - 82.60 deg F 03/01/2016 - 03/06/2025 35 samples	Analyze This
Total Suspended Solids (TSS)	4.40 mg/l 09/04/2024 Source: SEMCO_PWWQ	0.90 - 14.00 mg/l 03/27/2001 - 09/04/2024 94 samples	Analyze This
Turbidity	0.91 NTU 03/06/2025 Source: SEMCO_PWWQ	0.00 - 6.38 NTU 03/01/2016 - 03/06/2025 35 samples	Analyze This

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