The document tells how the seven states would share the water of the Colorado River.

VOA: special.2009.08.12

Bereciartua, P. (2005), Vulnerability to Global Environmental Changes in Argentina: Opportunities for upgrading regional water resources management strategies, IHP Technical document, in press.

UNESCO: Publications

This conference is another important step initiated by the International Centre on Qanats and Historic Hydraulic Structures (ICQHS) - a category 2 centre under the auspices of UNESCO - to collect and document traditional knowledge available on water resources management from around the globe while providing a forum for presenting new views on the topic.

UNESCO: Water Portal | Water Events Worldwide

It is this document Harrow Estates wants to change to allow less frequent water testing.

BBC: Tests for contaminated water at Hauxton could be cut