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Water Quality Contour Mapping Request

This page contains detailed information on the Total Nitrogen (mg/l) request made for the period of 1/1/2000 to 4/1/2000.

You will see information on the bay segments along with supporting metadata for the sampling locations used. To download the requested map click the "View Contour Map Document" link below.



Like any data provisioning system, the Water Quality Contour Mapping application has some restrictions to use. The below disclaimer should be read carefully before requesting contour maps. Also, the user should fully understand that the information provided should in no way be altered to misrepresent data content or the degree of accuracy provided by the data.

  • The data obtained from the Sarasota County Water Atlas may be provisional and thus subject to revision. The sponsoring project partners, the Florida Center for Community Design and Research at the University of South Florida, and the University of South Florida specifically disclaim any warranty, either expressed or implied, including but not limited to the implied warranties of merchantability and fitness for a particular use. The entire risk as to quality and performance is with the user.
  • In no event will the sponsoring project partners, the Florida Center for Community Design and Research at the University of South Florida, the University of South Florida, or the data providers themselves be liable for any direct, indirect, incidental, special, consequential, or other damages, including loss of profit, arising out of the use of these data even if the funding agencies, sponsoring project partners, data providers, or the University of South Florida or the Florida Center for Community Design and Research at the University of South Florida have been advised of the possibility of such damages. If you have any questions concerning these data, please use this data contact form.

If you have any specific ideas that could help us improve the water quality contour mapping system or if you have questions related to the limitations of the current system, please provide your suggestions using our comment form.

I have read and acknowledge the limitations of the current water quality contour mapping system.

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Map Legend

Total Nitrogen (mg/l)

  • Request ID: 787
  • Request Completed On: 5/8/2014
  • Characteristic: Total Nitrogen (mg/l)
  • Date Range: 1/1/2000 - 4/1/2000
Bay Segment# Data Sources# Stations# SamplesAverage ValueData Range
Blackburn Bay 11212 0.28 mg/l
0.16 - 0.38 mg/l
1/11/2000 - 3/14/2000
Blind Pass 000
Dona Bay 000
Dryman Bay 133 0.32 mg/l
0.29 - 0.37 mg/l
1/11/2000 - 3/14/2000
Intracoastal Waterway Venice 000
Lemon Bay 21821 0.58 mg/l
0.41 - 1.11 mg/l
1/11/2000 - 3/14/2000
Little Sarasota Bay 11517 0.44 mg/l
0.32 - 0.76 mg/l
1/12/2000 - 3/15/2000
Lyons Bay 000
Roberts Bay Sarasota 11515 0.39 mg/l
0.30 - 0.53 mg/l
1/12/2000 - 3/15/2000
Roberts Bay Venice 000
Sarasota Bay 13032 0.23 mg/l
0.13 - 0.36 mg/l
1/11/2000 - 3/15/2000
Data Source# Stations# SamplesAverage ValueData Range
Sarasota County Environmental Services Department Sampling Data 9097 0.36 ug/l
0.13 - 0.76 ug/l
1/11/2000 - 3/15/2000
FDEP Charlotte Harbor Aquatic/Buffer Preserves Sampling Data 33 0.93 ug/l
0.80 - 1.11 ug/l
2/7/2000 - 2/7/2000