Lakeshore Segment Northeast 1: Northern Marshes to Harris Park

Graph
Bloom Events
Bloom Code Date Water Body County Bloom Extent Bloom Genera [1] Microcystin (ug/L) [2]
1 19-3458-B8 September 09, 2019 Cayuga Lake Cayuga Large Localized Microcystis 133.5
2 19-3458-B4 August 20, 2019 Cayuga Lake Cayuga Large Localized Dolichospermum, Microcystis 18.4
3 19-3458-B1 July 08, 2019 Cayuga Lake Cayuga Small Localized (few properties) Dolichospermum 6.9
4 19-3458-B10 October 10, 2019 Cayuga Lake Cayuga Small Localized (few properties) Dolichospermum, Microcystis 201.0
5 20-3458-B9 August 03, 2020 Cayuga Lake Cayuga Large Localized Microcystis 104.0
6 20-3458-B11 August 12, 2020 Cayuga Lake Cayuga Widespread Microcystis 56.4
7 20-3458-B10 August 06, 2020 Cayuga Lake Cayuga Large Localized Microcystis 500.0
8 20-3458-B8 July 30, 2020 Cayuga Lake Cayuga Large Localized Microcystis 1000.0
9 20-3458-B7 July 24, 2020 Cayuga Lake Cayuga Large Localized Microcystis, Aphanizomenon 500.0
10 20-3458-B6 July 21, 2020 Cayuga Lake Cayuga Large Localized Dolichospermum, Microcystis 500.0
11 20-3458-B5 July 20, 2020 Cayuga Lake Cayuga Large Localized Microcystis 250.0
12 20-3458-B3 July 12, 2020 Cayuga Lake Cayuga Large Localized Microcystis 49.9
13 20-3458-B2 July 06, 2020 Cayuga Lake Cayuga Widespread Dolichospermum, Microcystis 250.0
14 19-3458-B7 September 08, 2019 Cayuga Lake Cayuga Large Localized Microcystis 240.75
15 21-3458-B3 July 10, 2021 Cayuga Lake Cayuga Small Localized (few properties) Microcystis 1338.0
16 20-3458-B14 September 06, 2020 Cayuga Lake Cayuga Large Localized Microcystis 8.76
17 20-3458-B13 August 28, 2020 Cayuga Lake Cayuga Widespread Microcystis 990.0
18 20-3458-B12 August 26, 2020 Cayuga Lake Cayuga Large Localized Microcystis 53.1
19 23-3458-B1 August 05, 2023 Cayuga Lake Cayuga Large Localized Dolichospermum, Microcystis, Limnoraphis 3002.0
20 21-3458-B5 August 26, 2021 Cayuga Lake Cayuga Large Localized Microcystis 1541.0
21 21-3458-B4 August 20, 2021 Cayuga Lake Cayuga Large Localized Microcystis 2244.0
22 23-3458-B5 August 26, 2023 Cayuga Lake Cayuga Large Localized Dolichospermum, Microcystis 8226.0
23 23-3458-B4 August 21, 2023 Cayuga Lake Cayuga Large Localized Microcystis 3834.0
24 21-3458-B7 September 30, 2021 Cayuga Lake Cayuga Small Localized (few properties) Microcystis 936.0
25 21-3458-B6 September 13, 2021 Cayuga Lake Cayuga Small Localized (few properties) Microcystis 2404.0
26 22-3458-B2 July 13, 2022 Cayuga Lake Cayuga Small Localized (few properties) Microcystis 1910.0
27 19-3458-B5 August 20, 2019 Cayuga Lake Cayuga Large Localized Microcystis 199.6
28 22-3458-B7 September 30, 2022 Cayuga Lake Cayuga Large Localized Microcystis 3632.0
29 21-3458-B2 June 29, 2021 Cayuga Lake Cayuga Large Localized Dolichospermum 50.0
30 20-3458-B1 July 04, 2020 Cayuga Lake Cayuga Small Localized (few properties) Dolichospermum, Microcystis 250.0
31 19-3458-B9 September 17, 2019 Cayuga Lake Cayuga Large Localized Microcystis 610.0
32 19-3458-B6 September 05, 2019 Cayuga Lake Cayuga Large Localized Microcystis 1811.0
33 19-3458-B3 August 02, 2019 Cayuga Lake Cayuga Small Localized (few properties) Microcystis 20.74
34 18-3400-B7 September 13, 2018 Cayuga Lake Cayuga Not Reported Microcystis 214.7
35 22-3458-B4 August 10, 2022 Cayuga Lake Cayuga Large Localized Microcystis 451.0
36 22-3458-B3 July 17, 2022 Cayuga Lake Cayuga Widespread Microcystis 2500.0
37 22-3458-B1 July 02, 2022 Cayuga Lake Cayuga Small Localized (few properties)
38 21-3458-B8 October 04, 2021 Cayuga Lake Cayuga Widespread Microcystis
39 21-3458-B1 June 09, 2021 Cayuga Lake Cayuga Small Localized (few properties) Dolichospermum, Microcystis
40 23-3458-B8 September 20, 2023 Cayuga Lake Cayuga Small Localized (few properties) Microcystis 72.7
41 23-3458-B7 September 06, 2023 Cayuga Lake Cayuga Large Localized Microcystis 21.1
42 23-3458-B6 September 01, 2023 Cayuga Lake Cayuga Widespread Microcystis 45.9
43 23-3458-B9 October 13, 2023 Cayuga Lake Cayuga Large Localized
44 18-3400-B6 September 04, 2018 Cayuga Lake Cayuga Not Reported Microcystis 2533.2
45 24-3458-B3 August 29, 2024 Cayuga Lake Cayuga Large Localized Microcystis 972.0
46 24-3458-B5 September 20, 2024 Cayuga Lake Cayuga Large Localized Microcystis 971.0
47 24-3458-B4 September 10, 2024 Cayuga Lake Cayuga Large Localized Dolichospermum 6462.0
48 24-3458-B2 August 14, 2024 Cayuga Lake Cayuga Large Localized
49 24-3458-B1 August 13, 2024 Cayuga Lake Cayuga Large Localized Microcystis 2359.0
50 25-3458-B2 July 08, 2025 Cayuga Lake Cayuga Small Localized (few properties)
51 23-3458-B3 August 14, 2023 Cayuga Lake Cayuga Large Localized Microcystis 11154.0
52 23-3458-B2 August 09, 2023 Cayuga Lake Cayuga Large Localized Microcystis 648.0
53 20-3458-B15 September 20, 2020 Cayuga Lake Cayuga Small Localized (few properties) Dolichospermum, Microcystis 1556.7
54 25-3458-B1 July 08, 2025 Cayuga Lake Cayuga Small Localized (few properties) Dolichospermum 4.57
[1] Genera - plural of genus, a category of classification in biology that ranks between the family level and the species level. Because there are many different species of bacteria that are difficult to distinguish, it is more useful to classify bacteria by genus rather than species.
[2] Total Microcystins and Nodularins (EPA 546)