Report content as inappropriate

' Filter beds went out of use sometime in the late 70s or early 80s as water is no longer used directly from the reservoir. '

Tell us why this content is inappropriate *(required)

Select a category *(required)

If 'Other' please specify (optional)

Your name (optional)

Your email address (optional)

CAPTCHA

This question is for testing whether or not you are a human visitor and to prevent automated spam submissions.