Page 277 - 1915, Springs of CA.
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SULPHUR  SPRINGS.                    257

    the southeast.  The  following  analysis shows the chief  properties to
    be primary and secondary salinity:

           Analysis of water from  Tdylor Sulphur Spring, Sonoma County,  Cal.
        [Analyst and authority, Winslow Anderson (1886).  Constituents are in parts per million.]
                                                           16" C.  (60° F.)
    Properties of reaction:
                                                                  56
                                                                  28
      Tertiary salinity ................................................................  0
      Primary alkalinity. .............................................................  0
                                                                  16
                                                                  35
                         Constituents.                   By   Reacting
                                                        weight.  values.
                                                          93     4.04
                                                                  .16
    Calcium (Ca). .......................................................................  7.0  .35
                                                          35     2.88
                                                           8.4    .93
    Sulphate (SCU)......... .............................................................  220  4.59
    Chloride (Cl) ........................................................................  59  1.67
                                                          35     1.17
                                                               Trace.
    Silica (SiOs)... ......................................................................  20  .66
                                                         483.7
                                                          35     1.61
                                                          43     2.50

                      WALL  SPRINGS  (SONOMA  10).
      Wall  Springs  are  situated  on  the  side  of  a  large  ravine  near  the
    northern  border  of  the valley  of  Russian  River,  14  miles  northwest
    of Santa  Rosa.  The  property has  been  improved  for  a  number  of
    years as a resort,  accommodations being provided in  1909  by a small
    hotel and three cottages.
      Five springs issue near the buildings,  in cemented basins  10  to  30
    yards  apart,  at  the  bases  of  small  banks  on  the  slope.  They  are
    designated,  respectively,  as  Potash,  Sulphur,  Magnesia,  Clearwater,
    and  Iron  springs.  When  they  were  seen  all  were  probably  diluted
    with surface water,  but the Potash Spring  tasted  distinctly alkaline
    and the Sulphur and the Magnesia springs were noticeablysulphureted;
    the  other  two  had  no  distinctive  taste.  Water  from  the  Sulphur
    Spring  has  been  piped  to  a  tank  near  by  and  has  been  heated  for
    bathing.  The  other springs have  been used  only for drinking.  All
    apparently  yield  flows  of  less  than  1  gallon  a  minute.  Their  re-
    corded  temperatures  ranged  from  47°  in  the  Clearwater  Spring  to
    63° in  the Sulphur Spring.  Although their flows  were so  slight  and
    their basins were about equally exposed to the weather,  the noticea-
    bly higher temperatures of the distinctly mineralized springs indicate
    that  the  chemical  changes  that  cause  their mineralization also pro-
    duce observable amounts  of heat.
         35657° WSP 338 15  17
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