tv [untitled] May 18, 2015 1:30am-2:01am PDT
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ast it is difficult to you know extort coordinate that is one of the other challenges. >> thank you next door. >> the next it the update on the water sewer system and quarterly update. >> dan director of the water system program i'm pleased to report on the fiscal year 2014-2015 which covers january 1st through march 31st of this year you are in terms of overall program status it is 87 and a half complete our local program over 99 percent and wissop is nearly 89 percent completed and so we've made about 10 percent project findings of last
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year pursue now we're getting on the flat part the typical project of s curve we're going to start seeing less kick notes as we go forward over the next few years weaves made substantial progress ners in terms of the progress the majority of activity is in construction with 14 actual projects in construction with the total cost of nearly 2 points $5 million but we have completed 65 projects which have either been totally completed or construction is completed and then we have to projects preconstruction the alameda creek capture project and the ground water storage the overall project is on budget of
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$.67 million and for completion in may with you have a number of accomplishments i want to highlight a couple we were awarded the region storage those are 14 of the 15 we need we'll bid out two additional wells we have land assess issues a separate contractor next year but we completed final administrative close out of the treatment facility within the main contract of the truit u truant planted we completed more than 90 percent of the shut downs a major overall risk going forward we continue to achieve a level of service on the projects that are going into service and in
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fact 35 of the 40 projects are achieved their goals we'll continue to see that increase over the next 6 months some of the major projects going into service and the completed construction and our safety record is outstanding i'm pleased to reporter we have zero incidents in the last quarter nevertheless of safety and we are running nearly hundred thousand hours i congratulate the construction teams in the field eaten it is appropriate to acknowledge the program continues to garner recommendation a number of awards and number of other awards we're hoping will come in the next few months. >> i'd like to show this slide i know it provides angle outstanding recommendation of what we're accomplished the blue
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projects are contribution projects to the seismic reliability of the project those are transmissions projects a regional water system i'm sure you're aware of we've crossed the earth faults the blue projects represent completed projects we have a handful of projects and 3 out of 4 are arrested o already in service the main one on the peninsula the pipeline update is seismic project will be completed by the end of 2016 we'll achieve the seismic service and phase 3 of
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the that i'm that will bring us to hundred percent in a couple of years. >> looking at. >> looking at the map. >> yes. >> it looks like you said a couple of years do you have a target for a hundred completion. >> each year it is may have 2019 all the projects except for 3 are completed by the middle of 2016 so several major projects national anthem the calaveres damn and the capture and the regional ground water storage. >> thank you. >> absolutely. >> and so we have several projects still in preconstruction to capture the design phase is in progress we've initiated the draft environmental the ground water storage and recovery with the pipelines for that 13 out of the
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14 wells and issued a rfp for that for construction and the alameda's creek finish facilities is a sub replacement it is 95 percent complete with design and we a anticipate within this fall we'll curling doing an individual construction cost analysis >> so transitioning to projects that are actually, i want to highlight a few of the major construction promotions to date this is an aerial photo of calaveres damn replacement site and the existing damn is shown on the left hand of the photo a coffer damn while we make the excavation down stream on the left side and this major excavation immediately down stream the excavated about 7
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millions cubic yards looking down street 7 hundred vertical feet of excavation as you can see the new way is starting to take shape in the middle of the photo kind of what i call an upside down l in that photo and that spillway is essentially the new spillway that will allow the probable maximum flood of 50 thousand cubic of flood in a case ever that magnitude i'd like to pointed out in terms of recent construction a few madam chair dots on the spillway from the aerial photo if you look at those colons those are actually about 25 feet of massive concrete so the structures are
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starting to take shape those will eventually be more than 45 feet high as well as the separation of the dam and the spillway that is looking at down stream towards the baseline and the concrete is powder in a checker board fashion this is a fixed slab and those powers are in such a manner we void cracking due to heat dispangs while it cures i'd like to mention the service in february which is a major milestone for the program we s had construction challenges late last fall the contractor worked 23w7 as a result we did an
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desire inspection bits been videotaped and logged i'm happy to see it is not taken out of service since 1966 a few places in the infiltration of the ground water into the tunnel and looked at of co-sponsor recognize we'll address that while we have the opportunity with the contractor being there. >> go back ska can i ask that on more question. >> the calaveres damn you've found follows fossils. >> we've covered them they've over 20 million years old and in conversation that the science to occur rat those fossils and looking forward to do this in
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partnership with caltrans. >> that's not why i was asking. >> there's a lot of interest in the public and the fossils and in fact a couple of articles it generates interest. >> this is kind of a close up this next slide a close-up of one of the previous cracks that was logged in 1966 some of those have self-hammered or healed so even though we have issues in 1966 in some cases those issues gone away maybe new issues but rilts small issues and in the case of long-term improvements is substantially complete and in fact this project give us the ability to generate hundred plus
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millions a day that is the seismic reliability and have the new treated reservoir in the upper left side of the photo and on april 10th we celebrated this project coagulate into service this next slide shows you on top of that and recognize a few folks including commissioner courtney and in san mateo county the ceo of bosco and, of course our general manager harlan kelly and several the wholesale representatives this is was a great opportunity to celebrate that accomplishment i want to end with the seismic pipeline just wants this is the last project in the project i mentioned this allows us to get to the 90 percent level prior to this phase 3 of this project later in the program and we
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expect this program to be done by the end of the year with that i'm available to answer any questions. >> commissioners. >> thank you any questions or comments from the public? seeing none, moving on to the next door the drought update >> steve richie. >> steve richie the general manager for water if i can have the slides i'll dive into the presentation on the drought here's a table i routinely show it modifies each period as time progresses with the utilized water and the two red arrows is hetch hetchy is up to 70 percent right now an in flow is good
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because of the precipitation but the water bank is down to 27 percent it is doing its job making sure we are feeding the irrigation district and have the ability to retain water for hetch hetchy we're storing more water up hail because of the way we release water downhill by the crystal strings in san antonio and this is 87 and santa ana debris down those are not by accident we made sure if there's available storage capacitate in the bay area we actually bring excess water under hetch hetchy and store it in our reservoirs one because the capacitate capacity is available and secondly it an operational need the more water scored locally in
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case of a disruption of hetch hetchy we have to offer a water with the local treatment plant it is an operational desire we store more water in our local reservoir they will be fuller as long as we're operating in that mode we have to assume something will go wrong now come back to crystal privileges our customers have done well, the question accompanies gosh if reservoir is high we must not have a drought people reduced water last year that's a good thing getting back to the water bank here's a slide showing historic how it has operated since 19982 shows first, the
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water bank it 5 hundred and 80 thousand feet that's the plateau you see below the peaks those are years we get a little bit center water and room for flood control purposes the ability to store more water am peak in the 87 through 92 we utilized it very heavy to get down to zero 1, 2, 3, 4, 5 consequence years it was a huge tool in the 87, 92 drought this was a good thing we had to use that we had some water in hetch hetchy but when it got to zero hetch hetchy was extremely low that was when commissioner moran's term was
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here since then it is in good shape except for dry periods it is moving down last year is to low point of hundred and 98 or 7 feet it is heading down to hundred and 5 had thousand feet full expectation we've got down possibly blow hundred and 50 thousand it is doing its job providing the water to the district so we can capture water in hetch hetchy on the precipitation front you'll notice the red lib after flamgd out over the last month and a half to climb from time to time it not a steady climb we're catching up to last year the
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next slide shows the last thursday the porch next to cottage one has hail we got in expose of one inch in the form of rain and hail and one of the staff took the hail documenting this it really is happening we noticed the slowed down to hundred and 25 feet last week's storm focused in the 12 new watersheds it is a good storm for san francisco the snow pack slides 3 level bumps we're bulging on the snow pack it melts and hopefully a storm later this week to gives more snow and precipitation in the water shed but the water available to the city sustains at 50 though acre feet because
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this is not changed that's all we get but the water bank continues to go down we have to meet the needs for any in flow we'll capture it in the hetch hetchy reservoir. >> is that what turned our hair white. >> laura. >> last january it really kicked in this is the up country precipitation this is the mean bar precipitation you'll notice april up country an average in may because of the storm last week we've gotten more than half of the precipitation for may we'll get more precipitation later this week and technique we'll exceeded the perspiration for may i generally like to early in may but any precipitation by craft in the
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local water shed it give us almost nothing it was up country that's okay. but .06 for may locally we didn't get precipitation here but able to fill our reservoirs locally and delivers the triangle in line is what we're doing this year as you can see the levels are blow the 5 year average below last year to people are continuing to conserve that shows good conservation practices by all our customers and to the water savings we're on track to keep ahead of last year's pace that's good i'm going to move on the regulatory actions on may 5th the state water board adapted the production of water by each
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retailer in the state based on against 2013 bans each agencies per capital use and san francisco has a required reduction for capital use is low most of wholesale customers are in the tiers of reduction ranging in 8 to 16 percent two of the customers have to save 36 percent but the vast majority of our customers are in the low rates as san francisco a good thing about the achievement of the reduction is the agency not been descriptive is a good thing we commented to the state where had their responsive in fact this process of work with the student board has on a very, very conducive from our prospective and ruled
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in a good program from the site the state requirement is depict of the agreement we don't have to set a standard for the wholesale customers that's done for us the wholesale customers complied with the state requirements it is 14 percent statewide that's a good thing going forward and the office of any of us active law will approve in mid-may we'll bring an item to the may 26th meeting to talk about the next page which say we expect to reduce by 10 percent last year by 8 percent we need them to keep that up and make sure they really stay the course in a
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higher bar and accounts for the growth of san francisco it is not statistic we're growing to make sure we account for that that is a doable thing we will reduce eir gas station by 25 percent for those who don't achieve that the cost of water will be double for increments above that we were talking about cutting off irrigation or dramatically on the grass around the polish temple that people pay attention to we're probably have to turn it off completely have a minimum irrigation schedule to make sure the roots of grass stays in place so we don't have erosion that should
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be on sewer rates we expect to propose and modify the flow reduction people get credit on the bills to with the 25 cut back is similar to dedicated irrigation accounts we've considered the possibility of 13u7b9d that entire but more equal to call for the cut back the sewer bills will stay the same for someone if they cut back in their eir gas station but paying more the bigger users for the universities and the high water users especially those who haven't take advantage of the consortium services this is your time to cut back on water use we'll be talking about that program going forward and are
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implementing the repair programs and will begin the new public outreach campaign in june we've moving forward to make sure our water use stays down with the dry year we will reach 80 percent many hetch hetchy maybe higher and the aeptsd state reminders with the production of public outreach and i didn't talk about the specifics but we'll monitor any state activities with the occur contaminates of pre1914 water right diversion those occur contaminates are something we're reilly ready to defend to make sure that san francisco gets what is zoo to it i'll be happy to answer any questions. >> commissioners. >> would you do you have any additional comments on the matter that ms. jones brought
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that the prospective issue of full reservoirs on the peninsula. >> as i said we try to keep those reservoirs high for certainly trying to provide the answer if we have incidents we'll get if out through media again, people have been reserving on the peninsula the savings were casing the whole system people have been responsive we've had to deal with other issue sunlight the flow releases an san mateo creek which is important lots of folks say we're reducing water in a drought we're going to by permit because the environment is
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suffering like other people are suffering we need to do our part to support that as well we can do more, more in terms of actually getting more information out there to the public that gosh why are the reservoirs so full their full it didn't mean we're not in a drought or short of water we are just preferringly this is protection against down the road. >> maybe this is something for the public information to finger on but unfortunate myths and focus is another one and construction and dust control was one that came up recently and the business about agricultural taking so much of california's water it is a true issue for california not in our service area
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so to the extent we'll not only deal with the positive messages people are doing well offender conservatism but if people are doing less than they think they can it is important. >> the only way to get through the drought. >> a question mr. richie and based on the limit amount of precipitation how is the drought ground of san francisco i know a lot of run off on concrete and the in ocean how is the drought we're monitoring the underground. >> actually in two ways one we're telegraph hill monitoring the ground water wells this is a pretty productive aqua a strong
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radiant flowing out to the ocean so san francisco is we're lingus freshwater to the ocean we're hoping to attach catching in the ground program also here in the civic scienter we do sub surface dewatering because of the high ground water it is decreased a little bit not much f we're working with the dpw on the underneath the plazas to use it for truck filling and sweep sweeping because of two of ground water that ground water is staying stable so for. >> thank you. >> the other point and maybe i want to talk about it is that we've sort of changed the way we operate our system because of
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the shut downs we want to make sure we have water in the local reservoir when we should you we have to take care of everyone and whatever we have a shut down on the hetch hetchy side whether because interests an accident or an earth we don't have aerthsd. >> fire the rim fire and also a planned shut down with wissop it is an emergency back up we use them routinely but rely on them we shut down a local tunnel so we distancing rely on the reservoirs so anytime we fill them back up is important to us. >> thank you, steve. >> and the power.
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>> did you want to public comment on that one or go. >> sure public comment. >> so the last item it the power bond update and cac will have as part of the 12 item 12 and good afternoon charles commissioners, i handed out a couple of slides i don't have a followup presentation on the bond sale we typically brought to your attention and this was the first sale we have 3 fully operating water sewer and the power enterprise our first sale under $40 million and the average maturity was 14 years and the average costs 3 hunters ..9 percent and
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