Dissolved Oxygen Maps for Summer 1993
In the summer of 1993 six surveys were conducted between June 28 and September 9. The maximum area affected by Hypoxia during this time was 518 square kilometers (200 square miles). The entire hypoxic event lasted for 78 days from July 4 to September 19.
(Select map below to link to a larger image)
 June 28-July 2, 1993 |
 July 7-15, 1993 |
 July 26-29, 1993 |
 August 2-12, 1993 |
 August 17-26, 1993 |
 September 7-9, 1993 |