. >> lake merced had a high water level. since we paid over much of the city, the water levels have dropped, but at one time, the late actually trade out into the ocean approximately where the dog diner is that now. somewhere in the 1870's, they saw the damage at the water in the late so it did not exit out uncontrolled, and for 10 years, people were drinking lake merced water as drinking water. it is much bigger, too. if you go to san francisco state, the practice will appeal this part of the lake. i do daily city, that was part of the lake. it was huge. >> the southern area [inaudible] but there is a different area. >> there was a creek that came down basically through west portal and said that particular lake. >> that was filled in when they develop west portal, and they had the brilliant idea when they dug but,, they needed a place to put it, so they build the creek in with the tunnel muck. >> you can see in 1910, we are talking about after the earthquake, but outer richmond is still pretty sparsely settled. >> or anyone