Maps
Browse through maps depicting Bay health and restoration, including pollution trends, public access sites and more.
Long-Term Trends for Surface Chlorophyll-a in the Chesapeake Bay: 1999-2013
Date created: April 28, 2015Long-term trends were computed by state partners using the Seasonal Kendall non-parametric technique for annual data collected from 1999-2013. Highly significant trends are indicated with triangles and possible trends are show with colored circles. Surface chlorophyll-a concentrations are decreasing/improving significantly at 2 stations, possibly decreasing at 7 stations, increasing/degrading significantly at 25 stations, and possibly increasing at 16 stations.
View map
Chlorophyll a (2011) Percent Goal Achieved
Date created: May 10, 2012The 2011 Chlorophyll a percent of goal achievement by CBP segment.
View map
Chlorophyll a (2010) Percent Goal Achieved
Date created: March 10, 2011The 2010 Chlorophyll a percent of goal achievement by CBP segment.
View map
Chlorophyll a (2009) Percent Goal Achieved
Date created: March 5, 2010The 2009 Chlorophyll a percent of goal achievement by CBP segment.
View map
Chlorophyll a (2008) Percent Goal Achieved
Date created: March 9, 2009The 2008 Chlorophyll a percent of goal achievement by CBP segment.
View map
Chlorophyll a 2007 Percent Goal Achieved
Date created: March 26, 2008The 2007 Chlorophyll a Goal, Percent Achievement by Segment
View map