"Coliform bacteria are present at high levels in urban runoff."

The presence of coliform bacteria in the waters has increased well above normal.

He said such conditions indicate a high possibility of contamination by coliform bacteria.

He said he found a high count of coliform bacteria.

Birds can be a significant source of fecal coliform bacteria.

Coliform bacteria are common in the environment and are generally not harmful.

Coliform bacteria and fecal matter may also be detected in runoff.

In 1996 the water quality of the pond was impaired due to fecal coliform bacteria.

Three years ago, the waters were declared off limits because of high levels of coliform bacteria.

Samples from the river show the water has 1.5 million faecal coliform bacteria per 100mL of water.

The river water around the fort has been found to be heavily contaminated with coliform bacteria resulting from local pollution.

This has also caused the pond to become choked with fecal coliform bacteria.

Coliform bacteria, of which E. coli are one type, are found about 80 times a year in the system, city officials said.

The county's sample registered 16,000 coliform bacteria for every 100 milliliters of water, the highest level its test can measure.

"The thing you worry about in sewage is the stuff you can't see - coliform bacteria.

My big black dog would create as much as 7.8 billion - that's right billion - coliform bacteria per day.

An example is the Jeita spring, which has witnessed an increase in fecal coliform bacteria.

"And we found plenty of fecal and coliform bacteria."

A sample drawn last Friday measured positive for coliform bacteria in results completed on Saturday.

At the same time, levels of the coliform bacteria that thrive in sewage and cause human illness have dropped precipitously.

In extreme cases, public beaches have been closed because of high levels of coliform bacteria from storm water and sewage.

The samples are tested for dozens of potential contaminants - coliform bacteria, lead, copper and pesticides.

The fecal coliform bacteria occasionally finds its way into coastal waters and forces the closing of beaches.

For reasons that no one can explain, the coliform bacteria multiplied in the two Manhattan areas in the last week but are declining again.