Officials and scientists are pumping anticorrosion chemicals through the system, but so many residents are now avoiding tap water that the chemicals can't flow properly through the system.
At the top of the basin in Colorado and Wyoming, concerns about fluoride, nitrates, chlorine, heavy metals from acid-mine drainage, pesticides, prescription drugs, and fracking chemicals all keep some people buying bottled water and avoiding tap water.
Barclays said previously that it hoped to avoid tapping government funds to keep its independence.
In response, they are cutting their spending sharply, hoping to avoid tapping savings they may need if things get worse.
Such a scheme would avoid tapping the markets but is unlikely to go down well at the ECB.
Unlike many other banks, Barclays has avoided tapping government aid in the wake of the crisis, despite recording £5 billion in write-downs last year.
New England officials declared the power watch to avoid tapping too deeply into their reserves in case further problems arose from yesterday's hot weather.
But federal housing officials stressed that the shortfall was projected, and that they were adopting measures to avoid tapping taxpayer funds.
