My WebLink
|
Help
|
About
|
Sign Out
Home
Browse
Search
2002-03-06 P & R Packet
Centerville
>
Committees
>
Parks & Rec.
>
Agenda Packets
>
1997-2022
>
2002
>
2002-03-06 P & R Packet
Metadata
Thumbnails
Annotations
Entry Properties
Last modified
4/24/2007 10:53:06 AM
Creation date
4/24/2007 10:51:30 AM
Metadata
Fields
Template:
General
There are no annotations on this page.
Document management portal powered by Laserfiche WebLink 9 © 1998-2015
Laserfiche.
All rights reserved.
/
114
PDF
Print
Pages to print
Enter page numbers and/or page ranges separated by commas. For example, 1,3,5-12.
After downloading, print the document using a PDF reader (e.g. Adobe Reader).
View images
View plain text
<br />Water Quality <br /> <br />(continued) <br /> <br />. Lake X study "Analysis ofPoIlution from <br /> <br />Marine Engines and Effects on the <br /> <br />Environment" <br /> <br />. 1400 and 700 acre lake both with average depth of <br />14 feet. Twentv-four chemical and/or physical <br />water quality parametelll were analY7AlCi These <br />analyses revealed that waters of both lakas were <br />hieb in dissolved oxvmm.. slightly acidic, and low <br />mineral content. These findi ngll were found to be <br />typical of !lOad Florida lake water. <br /> <br />\l <br /> <br />Wave Action <br /> <br />(personal observations) <br /> <br />. Boat produces average of 3 waves per pass. <br />- typical set of24 passes ~ total 72 wavCll <br />. Nature produces: <br />- Average daily wind speed 10 mph <br />. Ilquat... to I wave per second <br />. 3600 wav... per hour <br />- 50,400 way... in dayllgbl hours <br />(OY8I'8IJO 14 hour summar day) <br />. Boat vs. nature <br />72: 50,400 ~~. <br /> <br />19 <br /> <br />Water Quality <br /> <br />(continued) <br /> <br />· "Effects of water skiing on Fish Populations <br />at San Justo Resevoir, Hollister, <br />California." <br />- Dean Marston, Fisheries Biologist California <br />Department ofFish and Game <br />. "Yes. plant life doCll take oxygen from the water. <br />and yes the fast-spjppjng propeller from II ski boat <br />will put oxygen back into the water, which does aid <br />the fish population" <br /> <br />'8 <br /> <br />Time of Usage <br /> <br />. Average boat pass time = 17 seconds <br />(34 mph) <br />· Average passes for 2 skiers = 24 <br />- 24 x 17 seconds = 6 nUn. 48 sec. <br />- Assuming 14 hour daylight day. <br />- This equates to 0.81 % dailv USlU!e <br />- This would be if you skied every dayl ! I <br /> <br />:llI <br /> <br />5 <br />
The URL can be used to link to this page
Your browser does not support the video tag.