Region C Water Planning Group Meeting. TRA Central Wastewater Treatment Plant April 25, 2005

Transcription

1 Region C Water Planning Group Meeting TRA Central Wastewater Treatment Plant April 25,

2 Agenda Action Items Additional Wholesale Water Providers Action on Unique Stream Segments Action on Policy Topics Proposed Strategies to Meet Water Needs 2

3 Action Item Additional Wholesale Water Providers 3

4 Additional Wholesale Providers Definition: any entity who has sold or is expected to sell 1,000 acre-feet per year of water wholesale during the planning period. Add: City of Arlington - City of Grand Prairie - East Cedar Creek FWSD - Rockett SUD - West Cedar Creek MUD - 4

5 Additional Wholesale Providers RCWPG Action Add City of Arlington, City of Grand Prairie, East Cedar Creek FWSD, Rockett SUD, and West Cedar Creek MUD as Wholesale Water Providers 5

6 Action Item Unique Stream Segments 6

7 Action Item Policy Topics 7

8 Action Item Proposed Strategies to Meet Water Needs 8

9 Proposed Strategies to Meet Water Needs Memoranda for Counties All completed Completed Memoranda for Wholesale Water Providers Tarrant Regional Water District North Texas Municipal Water District Greater Texoma Utility Authority Corsicana Weatherford Athens Municipal Water Authority Walnut Creek Special Utility District Other WWPs (without individual memos) 9

10 Proposed Strategies to Meet Water Needs Memoranda in progress for WWPs Dallas Water Utilities Trinity River Authority Upper Trinity Regional Water District Denton Fort Worth Gainesville Waxahachie 10

11 Providers Tarrant Regional WD Current supplies are West Fork Reservoirs, Lake Benbrook, Cedar Creek Lake, Richland- Chambers Lake Recommended Strategies Water conservation Eagle Mountain Connection Reuse & Third Pipeline from East Texas Marvin Nichols Reservoir Toledo Bend Reservoir Oklahoma Water 11

12 Providers Tarrant Regional WD Alternative strategies Toledo Bend Reservoir Phase 2 (accelerated to occur before 2060) Wright Patman Lake Sam Rayburn/B.A. Steinhagen Lake Tehuacana Lake Livingston System operation Paluxy groundwater wells near Eagle Mountain Lake 12

13 Recommended Water Management Strategies for Tarrant Regional Water District 1,200,000 Oklahoma Water Supply and Demand in Acre-Feet per Year 1,000, , , , , Decade Toledo Bend Reservoir Marvin Nichols Reservoir Third Pipeline and Reuse Conservation Richland- Chambers Cedar Creek Lake Benbrook West Fork System Total Currently Available Supplies Projected Demands 13

14 Providers Tarrant Regional WD Total supplies in 2060 = 1,110,000 acre-feet per year New supplies by 2060 = 716,000 acre-feet per year In 2060, 286,000 acre-feet per year (26%) from conservation and reuse TRWD share of capital cost = $ 3.6 billion Unit costs for new supplies: With debt service = $0.98 to $1.92 per 1,000 gallons After debt service = $0.30 to $0.77 per 1,000 gallons 14

15 Providers North Texas MWD Current supplies are Lake Lavon, Lake Texoma, Lake Chapman, Wilson Creek reuse, Lake Bonham Recommended Strategies Water conservation Water treatment plant and distribution system expansions Interim treated DWU supply 15

16 Providers North Texas MWD Recommended Strategies (continued) Additional Wilson Creek reuse East Fork reuse Additional Lake Lavon yield Interim GTUA/Sherman supply (Lake Texoma) Upper Sabine Basin New Lake Texoma (with blending) 16

17 Providers North Texas MWD Recommended Strategies (continued) Lower Bois d Arc Creek Reservoir Fannin County Water Supply System Marvin Nichols Reservoir Toledo Bend Reservoir Oklahoma Water 17

18 Providers North Texas MWD Alternative strategies Toledo Bend Reservoir Phase 2 (accelerated to occur before 2060) Lake O the Pines Wright Patman Lake Lake Texoma with desalination rather than blending Ogallala groundwater in Roberts County (Region A) Carrizo-Wilcox groundwater in Brazos County Area (Region G) George Parkhouse North Reservoir Lake Livingston 18

19 North Texas Municipal Water District 1,200,000 Oklahoma Water Toledo Bend Phase 1 Marvin Nichols Reservoir Supply and Demand in Acre-Feet per Year 1,000, , , , ,000 Lower Bois d'arc Creek New Lake Texoma Upper Sabine Basin Interim GTUA Supply Additional Lake Lavon Yield East Fork Reuse Wilson Creek Reuse (new) Interim DWU Supply Conservation Lake Bonham Wilson Creek Reuse Lake Chapman Lake Texoma Decade Lake Lavon Currently Available Supplies Projected Demands 19

20 Providers North Texas MWD Total supplies in 2060 = 1,053,000 acre-feet per year New supplies by 2060 = 840,000 acre-feet per year In 2060, 254,000 acre-feet per year (24%) from conservation and reuse NTMWD share of capital cost = $ 3.9 billion Unit costs for new supplies: With debt service = $0.06 to $1.96 per 1,000 gallons After debt service = $0.00 to $0.72 per 1,000 gallons 20

21 Providers Dallas Water Utilities Current supplies are Lake Lewisville/Lake Ray Roberts System, Lake Ray Hubbard, Lake Tawakoni, Lake Grapevine, direct reuse Recommended Strategies Water conservation Contract for return flows Additional direct reuse Connect Lake Fork Lake Ray Hubbard indirect reuse 21

22 Providers Dallas Water Utilities Recommended Strategies (continued) Connect Lake Palestine Lake Lewisville indirect reuse Lake Wright Patman Lake Fastrill Alternative Strategies Additional water conservation Lake Texoma Toledo Bend Reservoir 22

23 Providers Dallas Water Utilities Alternative Strategies (Continued) Lake O the Pines Lake Livingston Lake Sam Rayburn/Lake B.A. Steinhagen Ogallala groundwater in Roberts County (Region A) Marvin Nichols Reservoir Lake Columbia George Parkhouse North Reservoir Oklahoma Water 23

24 Providers Dallas Water Utilities Total supplies in 2060 = 1,203,000 acre-feet per year New supplies by 2060 = 765,000 acre-feet per year In 2060, 311,000 acre-feet per year (26%) from conservation and reuse DWU share of capital cost = $ 2.8 billion Unit costs for new supplies: With debt service = $0.10 to $1.50 per 1,000 gallons After debt service = $0.10 to $0.36 per 1,000 gallons 24

25 Providers Trinity River Authority Current supplies are TRWD, Joe Pool Lake, Lake Navarro Mills, Lake Livingston (upstream diversion), reuse Recommended Strategies Water conservation Additional water from TRWD and expanding the Tarrant County Water Project Ellis County project Additional water from TRWD for Freestone County Steam Electric Power 25

26 Providers Trinity River Authority Recommended Strategies (continued) Expansion of Dallas County direct reuse Reuse for Steam Electric Power Generation in Dallas, Ellis, Freestone, and Kaufman Counties Reuse from the Denton Creek WWTP for irrigation and municipal use in Denton and Tarrant Counties Reuse though Joe Pool Lake Additional Reuse through Joe Pool Lake for Johnson County SUD (Region G) Reuse for irrigation in Ellis and Dallas Counties Contract for reuse by Irving 26

27 Providers Trinity River Authority New supplies by 2060 = 166,000 acre-feet per year 75% of new supplies from reuse TRA share of capital cost = $ 393 million 27

28 Providers Upper Trinity RWD Current supplies are Lake Chapman, Dallas Water Utilities, and reuse Recommended Strategies Water conservation Additional DWU supply (current contract) Reuse of Lake Chapman supplies Additional DWU supply associated with Chapman return flows Lake Ralph Hall 28

29 Providers Upper Trinity RWD Recommended Strategies (continued) Indirect reuse associated with Ralph Hall Marvin Nichols Reservoir Additional DWU supplies Oklahoma water Treatment plant and distribution improvements 29

30 Providers Upper Trinity RWD Alternative strategies Toledo Bend Reservoir Lake Wright Patman Lake Texoma Additional reuse 30

31 Providers Upper Trinity RWD Total supplies in 2060 = 196,000 acre-feet per year New supplies by 2060 = 155,000 acre-feet per year In 2060, 53,000 acre-feet per year (27%) from conservation and reuse 31

32 Providers Fort Worth Current supplies are TRWD Recommended Strategies Water conservation Additional water from TRWD Water treatment plant and raw water transmission expansions 32

33 Providers Fort Worth Total supplies in 2060 = 682,000 acre-feet per year New supplies by 2060 = 433,000 acre-feet per year In 2060, 176,000 acre-feet per year (26%) from conservation and reuse Fort Worth capital cost = $ 657 million 33

34 Providers Denton Current supplies are Lake Lewisville, Lake Ray Roberts, and reuse Recommended Strategies Water conservation Additional DWU supplies Water treatment plant expansions 34

35 Providers Denton Total supplies in 2060 = 111,000 acre-feet per year New supplies by 2060 = 48,000 acre-feet per year In 2060, 32,000 acre-feet per year (29%) from conservation and reuse Denton capital cost = $ 175 million 35

36 Providers GTUA Current supplies are Lake Texoma Recommended Strategies Customer water conservation Make Lake Texoma permitted use Municipal or Industrial Additional Lake Texoma Collin-Grayson Municipal Alliance Pipeline Project Additional Lake Texoma-Grayson County Water Supply Project (Phase 1 and Phase 2) 36

37 Recommended Water Management Strategies for the Greater Texoma Utility Authority Supply and Demand in Acre-Feet per Year 70,000 60,000 50,000 40,000 30,000 20,000 10,000 Additional Lake Texoma - Grayson County Water Supply Project (Phase 2) Additional Lake Texoma - Grayson County Water Supply Project (Phase 1) Collin-Grayson Municipal Alliance Pipeline Project Additional Lake Texoma (Interim NTMWD Supply) Customer Water Conservation Lake Texoma (Currently Available) Total Currently Available Supplies Decade Projected Demands 37

38 Providers Greater Texoma UA Total supplies in 2060 = 59,000 acre-feet per year New supplies by 2060 = 48,000 acre-feet per year In 2060, 5,000 acre-feet per year (8%) from conservation and reuse GTUA share of capital cost = $ 256 million Unit costs for new supplies: With debt service = $0.18 to $4.55 per 1,000 gallons After debt service = $0.00 to $1.96 per 1,000 gallons 38

39 Providers Waxahachie Current supplies are Lake Waxahachie, Lake Bardwell, and reuse Recommended Strategies Water conservation Purchase from Dallas Water Utilities Purchase from TRA (TRWD) Additional reuse Water treatment plant expansions 39

40 Providers Waxahachie Total supplies in 2060 = 25,000 acre-feet per year New supplies by 2060 = 16,000 acre-feet per year In 2060, 9,300 acre-feet per year (38%) from conservation and reuse Waxahachie share of capital cost = $ 51 million 40

41 Providers - Corsicana Current supply is Navarro Mills Lake and Lake Halbert (no yield) Recommended Strategies Water conservation Expand Navarro Mills Water Treatment Plant by 5 MGD Expand Lake Halbert Water Treatment Plant by 10 MGD Connect to Richland-Chambers Reservoir 41

42 Recommended Water Management Strategies for Corsicana 25,000 Supply and Demand in Acre-Feet per Year 20,000 15,000 10,000 5,000 Connect to R-C & Lake Halbert WTP Exp. Navarro Mills WTP Expansion (5 MGD) Conservation - Basic & Expanded Packages Navarro Mills Lake (limited by WTP) Richland-Chambers Lake Lake Halbert Total Currently Available Supplies Projected Demands Decade 42

43 Providers Corsicana Total supplies in 2060 = 20,000 acre-feet per year New supplies by 2060 = 9,000 acre-feet per year In 2060, 1,100 acre-feet per year (6%) from conservation and reuse Corsicana share of capital cost = $ 38 million Unit costs for new supplies: With debt service = $0.27 to $1.14 per 1,000 gallons After debt service = $0.06 to $0.35 per 1,000 gallons 43

44 Providers Weatherford Current supplies are Lake Weatherford, Lake Benbrook and TRWD, Groundwater Recommended Strategies Water conservation Supplemental Wells Expansion of WTP (to 18 MGD) Increase pump station capacity Construct new WTP 44

45 Recommended Water Management Strategies for Weatherford Supply and Demand in Acre-Feet per Year 18,000 16,000 14,000 12,000 10,000 8,000 6,000 4,000 Increase PS Capacity & New WTP WTP Expansion of 6 MGD (18 MGD total) WTP Expansion of 4 MGD (12 MGD total) Conservation - Basic & Expanded Packages Trinity Aquifer Lake Benbrook and Tarrant Regional Water District (Limited by WTP) Lake Weatherford Total Currently Available Supplies 2,000 Projected Demands Decade 45

46 Providers Weatherford Total supplies in 2060 = 16,000 acre-feet per year New supplies by 2060 = 11,500 acre-feet per year In 2060, 4,400 acre-feet per year (27%) from conservation and reuse Weatherford share of capital cost = $ 39 million Unit costs for new supplies: With debt service = $0.52 to $1.28 per 1,000 gallons After debt service = $0.35 per 1,000 gallons 46

47 Providers Walnut Creek SUD Current supply is raw water from TRWD Recommended Strategies Water conservation WTP Expansion of 2 MGD (2010) WTP Expansion of 2 MGD (2020) Second Pipeline to Boyd/Rhome WTP Expansion of 3 MGD (2030) New WTP (2 MGD) & parallel raw water line from TRWD Expansion of new WTP by 2 MGD (2050) Expansion of new WTP by 2 MGD (2060) 47

48 Recommended Water Management Strategies for Walnut Creek SUD 12,000 Supply and Demand in Acre-Feet per Year 10,000 8,000 6,000 4,000 2,000 Expand new WTP by 2 MGD (6 MGD total) Expand new WTP by 2 MGD (4 MGD total) New WTP (2 MGD) & parallel raw water line from TRWD WTP Expansion of 3 MGD (12 MGD total) WTP Expansion of 2 MGD (9 MGD total) WTP Expansion of 2 MGD (7 MGD total) Conservation - Basic Package Current Supply Total Currently Available Supplies1 Projected Demands Decade 48

49 Providers Walnut Creek SUD Total supplies in 2060 = 10,800 acre-feet per year New supplies by 2060 = 8,000 acre-feet per year In 2060, 2,800 acre-feet per year (26%) from conservation and reuse Walnut Creek SUD share of capital cost = $ 53 million Unit costs for new supplies: With debt service = $1.31 to $1.94 per 1,000 gallons After debt service = $0.35 per 1,000 gallons 49

50 Providers Athens MWA Current supply is Lake Athens Recommended Strategies Water conservation Reuse through Lake Athens from the City of Athens Raw water from Forest Grove Reservoir Expansion of existing water treatment facilities at Lake Athens by 1.5 MGD Construction of a new 3.5 MGD water treatment facility near the City of Athens Temporary pumping of Lake Athens below 431 msl (in 2010) for Fish Hatchery Costs in 2002 Dollars - $11,423,800 50

51 Recommended Water Management Strategies for Athens MWA 12,000 10,000 Forest Grove w/ Trmt at City 8,000 Forest Grove w/ Add. Trmt at Lake Acre-ft/year 6,000 4,000 Forest Grove raw water Temporary pump Reuse Conservation Lake Athens Demand 2,

52 Providers Athens MWA Total supplies in 2060 = 10,900 acre-feet per year New supplies by 2060 = 8,000 acre-feet per year In 2060, 3,500 acre-feet per year (32%) from conservation and reuse Athens MWA share of capital cost = $ 25 million Unit costs for new supplies = $1.38 to $1.65 per 1,000 gallons 52

53 Providers Gainesville Current supplies are Moss Lake and groundwater Recommended Strategies Water conservation Additional Moss Lake Supplemental wells Cooke County Water Supply Project Reuse Bed and banks authorization 53

54 Providers Gainesville Total supplies in 2060 = 7,650 acre-feet per year New supplies by 2060 = 5,400 acre-feet per year In 2060, 1,150 acre-feet per year (15%) from conservation and reuse 54

55 Providers Others Arlington Current Supply: Lake Arlington, TRWD Future Strategy: Water Conservation, Increase TRWD; Expand WTP Cedar Hill Current Supply: Groundwater, DWU Future Strategy: Water Conservation, Supplemental Wells, Increase DWU 55

56 Ennis Providers Others Current Supply: TRA (Lake Bardwell), reclaimed water Future Strategy: Water Conservation, Indirect Reuse (Lake Bardwell), TRWD (Ellis County Project) Forney Current Supply: NTMWD, reuse from Garland Future Strategy: Water Conservation, Increase NTMWD, Increase reuse from Garland 56

57 Providers Others Garland Current Supply: NTMWD Future Strategy: Water Conservation, Increase NTMWD Mansfield Current Supply: TRWD Future Strategy: Water Conservation, Increase TRWD, Expand WTP 57

58 Providers Others Midlothian Current Supply: Groundwater, TRA (Joe Pool) Future Strategy: Water Conservation, Supplemental Wells, Increase TRA (Joe Pool), TRA (from TRWD), Expand WTP North Richland Hills Current Supply: Groundwater, Fort Worth (TRWD), TRA (TRWD) Future Strategy: Water Conservation, Supplemental Wells, Increase Fort Worth (TRWD) with additional pipeline, Increase TRA (TRWD) 58

59 Providers Others Rockwall Current Supply: NTMWD Future Strategy: Water Conservation, Increase NTMWD Terrell Current Supply: Lake Terrell, SRA, NTMWD Future Strategy: Water Conservation, Increase NTMWD 59

60 Providers Others Dallas County Park Cities MUD Current Supply: Lake Grapevine Future Strategy: Water Conservation East Cedar Creek FWSD Current Supply: TRWD Future Strategy: Water Conservation, Increase TRWD, Expand WTP 60

61 Providers Others Lake Cities MUA Current Supply: Groundwater, UTRWD Future Strategy: Water Conservation, Supplemental wells, Increase UTRWD Mustang SUD Current Supply: Groundwater, UTRWD Future Strategy: Water Conservation, Supplemental wells, Increase UTRWD 61

62 Providers Others Parker County Utility District #1 Current Supply: Weatherford Future Strategy: Water Conservation, Increase supplies from Weatherford (TRWD sources) Rockett SUD Current Supply: Groundwater, Midlothian, Waxahachie Future Strategy: Water Conservation, Supplemental wells, DWU, TRA (Ellis County Water Supply Project) 62

63 Providers Others Sabine River Authority Regions D & I are developing strategies Sulphur River Water District Region D is developing strategies 63

64 Providers Others Upper Neches Municipal Water Authority Region I is developing strategies West Cedar Creek MUD Current Supply: TRWD Future Strategy: Water Conservation, Increase TRWD, Expand WTP 64

65 Wise County WSD Providers Others Current Supply: TRWD Future Strategy: Water Conservation, Increase TRWD; Expand WTP 65

66 Strategies for Water User Groups Identified in the county memos Strategies include: Supplemental wells (133 user groups) Overdrafting Trinity or Woodbine (20 user groups) Expanded groundwater use and/or redistribution of groundwater 66

67 Strategies for Water User Groups Strategies (continued) Connection and/or additional purchase from wholesale water provider TRWD 123 water user groups DWU 47 water user groups NTMWD 83 water user groups UTRWD 35 water user groups Other Wholesale Water Providers Increased water treatment plant capacities 67

68 Agenda Discussion Items Presentation by Environmental Group Infrastructure Financing Survey Communications Overall Status and Next Steps 68

69 Discussion Item Presentation by Environmental Group 69

70 Discussion Item Infrastructure Financing Survey 70

71 Infrastructure Financing Survey On April 12th, TWDB provided guidance on survey questions TWDB determined that Infrastructure Financing Report does not need to be included in the Initially Prepared Plan (June 1) Schedule Send surveys in June. Allow entities 4 weeks to respond. Follow-up phone calls in July-Aug. Incorporate results into Region C Water Plan. 71

72 Discussion Item Communications Update 72

73 Discussion Item Update of Overall Status & Next Steps 73

74 Summary of Speaker Comments- March 15 Meeting Summary of speaker comments were posted on the Region C web site in advance of today s meeting see meeting data for

75 Update on Overall Status and Next Steps Incorporate all Recommended Strategies into the chapters of the Initially Prepared Plan Release chapters of the Initially Prepared Plan as they are completed during May Compile all chapters into Initially Prepared Plan report for submission to the TWDB on June 1, 2005 Database completion Infrastructure Financing Survey & Report 75

76 Agenda Other Discussion Update from the Chair Report from Regional Liaisons Report from TWDB Confirm Date & Location of Next Meeting Other Discussion Acknowledgement of Guests/Comments 76

77 Thank you for coming Materials are available at 77