The UK's Department for International Development said the aid would help to supply emergency water, sanitation and healthcare to more than 58, 000 people.

BBC: Burma violence: UK to provide ?2m humanitarian relief

The UN wants funds for emergency cholera treatment and for clean water supply systems and sewage plants.

BBC: UN launches appeal to fight Haiti cholera epidemic

On July 15, 1996, President Bill Clinton issued Executive Order No. 13010, in which he identified eight infrastructure systems critical to the nation's survival: telecommunications, electric power systems, oil and gas storage, transportation, banking and finance, storage and transportation, water supply systems, and emergency services (including medical, police, fire and rescue, and continuity of government).

CENTERFORSECURITYPOLICY: Center For Security Policy

As temperatures soared to the triple-digits for the 37th consecutive day Sunday, city officials made an emergency decision to shut off the town's water supply.

CNN: Heat wave: Oklahoma, Texas endure warmest months on record

In Bolivia in 2000 an issue of water supply led to riots and a state of emergency.

ECONOMIST: Third-world water and the private sector

Sweden: Rescue Authority said it was on standby to supply water purifying equipment, health care supplies and emergency shelters if needed.

CNN: Offers of aid from around the world

Electrical power is necessary to support other critical infrastructures, including supply and distribution of water, food, fuel, communications, transport, financial transactions, emergency services, government services, and all other infrastructures supporting the national economy and welfare.

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