Howell Creek

Map it!

Announcements

There are no announcements to display.

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

Search by pond name, number or program

Parameter	Latest Value	Historical Range	Additional Information
% Diptera	0.11 % 05/02/2007 Source: SEMCO_MACROINV	0.11 - 0.18 % 05/11/2004 - 05/02/2007 3 samples	Analyze This
% EOT	0.34 % 05/02/2007 Source: SEMCO_MACROINV	0.34 - 0.40 % 05/11/2004 - 05/02/2007 3 samples	Analyze This
Biorecon Score	6.0 04/02/2019 Source: SEMCO_MACROINV	5.5 - 9.7 05/11/2004 - 04/02/2019 18 samples	Analyze This
Biotic Index	16.0 04/02/2019 Source: SEMCO_MACROINV	10.0 - 24.0 05/11/2004 - 04/02/2019 15 samples	Analyze This
SCI Score	55.3 01/20/2009 Source: SEMCO_MACROINV	40.6 - 68.7 06/20/2007 - 01/20/2009 5 samples	Analyze This
SW Diversity Index	4.3 05/02/2007 Source: SEMCO_MACROINV	4.1 - 4.9 05/11/2004 - 05/02/2007 3 samples	Analyze This
Total # Individuals	317 # 05/02/2007 Source: SEMCO_MACROINV	239 - 584 # 05/11/2004 - 05/02/2007 3 samples	Analyze This
Total # Species	30 # 04/02/2019 Source: SEMCO_MACROINV	29 - 46 # 05/11/2004 - 04/02/2019 16 samples	Analyze This

Parameter	Latest Value	Historical Range	Additional Information
Dissolved oxygen (DO)	6.50 mg/l 09/23/2025 Source: SEMCO_PWWQ	0.10 - 166.00 mg/l 08/11/1965 - 09/23/2025 1,992 samples	Analyze This
Nitrogen	901.00 ug/l 09/23/2025 Source: SEMCO_PWWQ	4.00 - 16,400.00 ug/l 08/11/1965 - 09/23/2025 1,791 samples	Analyze This
pH	7.20 09/23/2025 Source: SEMCO_PWWQ	3.50 - 9.60 08/11/1965 - 09/23/2025 1,997 samples	Analyze This
Phosphorus as P	61.00 ug/l 09/23/2025 Source: SEMCO_PWWQ	0.00 - 21,780.00 ug/l 06/24/1966 - 09/23/2025 2,445 samples	Analyze This
Secchi disk depth	2.23 ft 04/08/2025 Source: SJRWMD_WQ	0.33 - 8.53 ft 03/17/1970 - 04/08/2025 899 samples	Analyze This
Temperature, water	80.85 deg F 09/23/2025 Source: SEMCO_PWWQ	41.00 - 91.40 deg F 08/11/1965 - 09/23/2025 2,002 samples	Analyze This
Total Suspended Solids (TSS)	2.60 mg/l 09/23/2025 Source: SEMCO_PWWQ	0.00 - 9,000.00 mg/l 08/11/1965 - 09/23/2025 1,142 samples	Analyze This
Turbidity	3.01 NTU 09/23/2025 Source: SEMCO_PWWQ	-5.20 - 33.70 NTU 06/24/1966 - 09/23/2025 1,516 samples	Analyze This

Advanced Graphing
Graph water quality, hydrology, and rainfall trends using the data presented on the Atlas.

Data Download
Download water quality, hydrology, and rainfall data to use in your own analyses and reports.