ðə wˈɔːɾɚʃˌɛd ɪz dɪvˈɛləpt wɪð fˈoːɹ pˈaʊɚ stˈeɪʃənz ænd wʌz pɹətˈɛktᵻd ɐɡˈɛnst fˈɜːðɚ dɪvˈɛləpmənt ɪn nˈaɪntiːnhˈʌndɹɪd sˈɛvənti θɹˈiː.
The watershed is developed with four power stations and was protected against further development in 1973.